The 7 Hermetic Principles Explained (With Practices)

What Are the Seven Hermetic Principles?

The seven Hermetic principles are Mentalism, Correspondence, Vibration, Polarity, Rhythm, Cause and Effect, and Gender. They were set out in this form in The Kybalion (1908), an American New Thought book, not in any ancient Hermetic text. Of the seven, three have genuine roots in the Greek Hermetica, two partly, and two are modern.

The seven Hermetic principles — Mentalism, Correspondence, Vibration, Polarity, Rhythm, Cause and Effect, and Gender — were set out in this form in The Kybalion, published in Chicago in 1908 by three anonymous authors. They are not an ancient text, and no surviving Hermetic writing lists them. The genuine ancient corpus is a different body of work: the Corpus Hermeticum and the Asclepius, Greek and Latin philosophical dialogues of roughly the first to third centuries CE, plus the medieval Emerald Tablet. ☿Brian P. Copenhaver (trans.) (1992). Hermetica: The Greek Corpus Hermeticum and the Latin Asclepius in a New English Translation. Cambridge University Press.☿¹

Saying so plainly is not a demolition. It is what makes the seven usable. A modern synthesis you can test is worth more than an ancient law you must believe — and The Kybalion's seven categories have survived a century of practitioners precisely because they keep describing something people recognise in their own experience.

So: these are not moral commandments, and they are not proven physics either. They are a framework — seven angles from which the tradition looks at a life. Understanding them intellectually is trivial. Applying them is the Great Work — the same inner alchemy that every major spiritual book, from the Kybalion to the Emerald Tablet, is pointing toward, regardless of the tradition it comes from.

The Hermetic tradition represents the non-Christian lineage of Gnosis. While Gnostic Christianity focused on the Pleroma, the Demiurge, and the divine spark trapped in matter, the Hermetic stream asked a different question: What are the rules of this reality, and how do I master them from within?

This is Esoteric Mastery — the eighth pillar of the Pleroma system. Not escape from the matrix, but reading its patterns closely enough that you stop being moved by them without noticing.

How Many Hermetic Principles Are There?

Seven. The count is the book's own, and it stands at the head of its second chapter. ●Documented The Kybalion opens there with an aphorism of its own: "The Principles of Truth are Seven; he who knows these, understandingly, possesses the Magic Key before whose touch all the Doors of the Temple fly open." It then introduces the list itself: "The Seven Hermetic Principles, upon which the entire Hermetic Philosophy is based, are as follows." The seven that follow are Mentalism, Correspondence, Vibration, Polarity, Rhythm, Cause and Effect and Gender. ♃Three Initiates (William Walker Atkinson) (1912). The Kybalion: A Study of The Hermetic Philosophy of Ancient Egypt and Greece. Yogi Publication Society.♃⁴

So the lists of ten and twelve Hermetic laws that circulate online are not a longer edition of this book. They come from a separate genre, the "universal laws" of twentieth-century and internet self-help, which borrows the Hermetic vocabulary and adds laws of its own. Several of the additions restate one of the seven under a new name. None of them is in The Kybalion, and none is in the ancient Hermetica either, where no numbered list of principles exists at all.

So if a page promises you twelve Hermetic laws, it is quoting the self-help tradition and crediting Hermes. Knowing that is worth more than the extra five. The seven have a traceable author and a traceable date, which is a stronger position than an unsourced twelve, and it is the position this post works from.

The Kybalion and the Seven Hermetic Principles

Before examining each principle, it is worth being exact about where they came from, because almost every page that lists them gets this wrong.

The Kybalion was published in Chicago in 1908 by the Yogi Publication Society, under the pseudonym "Three Initiates." ◐Debated Philip Deslippe's critical introduction to the 2011 Definitive Edition traces the book to William Walker Atkinson, a prolific New Thought author who ran that publishing house and wrote under at least a dozen names. ☉Philip Deslippe (ed.) (2011). The Kybalion: The Definitive Edition. Jeremy P. Tarcher / Penguin.☉² Paul Foster Case and Michael Whitty are sometimes named as co-authors; that attribution is speculation, and Atkinson's fingerprint is the one the text actually carries.

New Thought was a late-nineteenth-century American current built on the conviction that mind shapes material circumstance. That conviction is the lens The Kybalion holds over the Hermetic inheritance — which is why its Mentalism reads as applied psychology where the ancient dialogues read as theology. For the full history of the book and the scholarship on it, see The Kybalion explained.

So the honest sentence is this: the seven principles are a 1908 New Thought reading of Hermetic ideas. Not a transmission, not a forgery, not a fraud — a reading, by a particular man, in a particular decade, with his own century's assumptions in it. Some of what he read is genuinely there in the ancient texts. Some of it is his. The next section separates the two, because a practitioner who knows which is which can use both.

Which of the Seven Are Actually in the Ancient Hermetica?

The ancient Hermetic corpus is not hard to check. It is the seventeen Greek treatises of the Corpus Hermeticum, the Latin Asclepius, and a handful of related texts — three of which, including a fragment of the Asclepius and the initiatory Discourse on the Eighth and Ninth, turned up in the Nag Hammadi codices in 1945. ☽James M. Robinson (ed.) (1990). The Nag Hammadi Library in English, revised edition. HarperSanFrancisco.☽³ The Emerald Tablet is later still: it surfaces in Arabic around the eighth century and reaches Latin Europe in the twelfth. Read them and the ledger is clear.

Three of seven hold up, two hold up partially, two are modern. That is a better result than most 1908 spiritual books manage, and it is still not "ancient Hermetic law."

What follows, then, is not a decoding of a lost scripture. It is a working manual for a hundred-year-old framework, tested where the tradition says to test it: in your own week.

Hermes Trismegistus: Where the Hermetic Material Comes From

Hermes Trismegistus, "Thrice-Great Hermes," is a syncretic figure born from the merging of the Greek god Hermes and the Egyptian god Thoth. He is a literary author, not a historical one: the texts signed with his name were written by many hands over several centuries, mostly in Roman Egypt. ○Legendary The tradition reads the "Thrice-Great" title as mastery of the three parts of universal wisdom: alchemy, astrology, and theurgy.

The tradition flowing under that name produced three bodies of work: the Corpus Hermeticum (philosophical dialogues on God, mind, and cosmos), the Emerald Tablet (a short medieval text that became the compressed operating manual of alchemical transformation), and the practical tradition of Hermetic magic and theurgy that informed everything from Renaissance Neoplatonism to modern ceremonial practice.

When the Nag Hammadi library was found in 1945, Hermetic texts sat in the same codex as Gnostic ones — evidence that the two currents were being read together in fourth-century Egypt. None of those texts contains the seven principles. What they contain is the material the seven principles were later built out of, and reading them in a named translation — Copenhaver's is the standard — is the single fastest way to tell a real Hermetic claim from a repeated one.

The Principle of Mentalism — The Universe Is Mind

This is the master key. Everything you perceive — every atom, every emotion, every event in your life — exists first as a thought in a universal Mind. Matter is crystallized thought. Your body is crystallized intention. The reality you inhabit right now is the thought you have been thinking most consistently.

This is not New Age wishful thinking. Jung recognized this when he wrote that the psyche creates reality every day, and that the only expression he could use for this activity was fantasy. The Nag Hammadi texts describe the Demiurge creating the material world through the power of thought alone — a distorted echo of the original creative principle.

The practical implication is staggering: if the universe is mental, then the quality of your thoughts is not a preference — it is architecture. Every thought is a brick. Every sustained emotional state is a room. Every belief system is a building. You are not in a building. You are the building, and the builder, simultaneously.

How to apply this: Begin each morning by observing the first thought that surfaces before you check your phone or speak to anyone. Ask: Is this thought mine, or was it installed? If it serves your sovereignty, keep it. If it contracts you, release it. You are training the recognition that you are the thinker, not the thought — and that what you think consistently, you build inevitably.

The Principle of Correspondence — As Above, So Below

This is perhaps the most quoted Hermetic axiom. The wording is The Kybalion's; the idea goes back to the Emerald Tablet attributed to Hermes Trismegistus, which in Newton's translation says that "that which is below is like that which is above." For the full history and practice behind this phrase, see As Above, So Below: Emerald Tablet meaning. It states that patterns repeat across all scales of existence. The structure of an atom mirrors the structure of a solar system. The dynamics of your inner psychological landscape mirror the dynamics of your external life. The macrocosm and the microcosm are reflections of each other.

For the Gnostic practitioner, this is not a poetic metaphor — it is a diagnostic tool. Want to understand what is happening in your outer world? Look within. The relationship that keeps triggering you is reflecting an unhealed internal split. The financial scarcity you experience is reflecting a scarcity consciousness you carry. The chaos in your environment mirrors the chaos in your psyche.

Jung studied the Hermetic tradition extensively and found in the Principle of Correspondence a precursor to his concept of synchronicity — meaningful coincidences that reveal the hidden connection between psyche and matter. When your inner state shifts, your outer reality rearranges to match. This is not magic. This is correspondence.

How to apply this: Choose one area of your external life that feels stuck or frustrating. Instead of trying to fix the outer situation, ask: What inner state is this mirroring? Sit with the answer without judgment. Often the mere act of seeing the correspondence begins to shift both poles simultaneously.

How Does the Principle of Vibration Govern Your Reality?

Physics does say that matter is not inert — that particles have wave descriptions and atoms are never still. It does not say that emotions have frequencies, and the two claims should not be allowed to lean on each other. "Vibration" in this chapter is a metaphor for state, and it is worth keeping it honestly in that register: a mood has a texture, a pace, a pitch you can feel. None of that is measured in hertz.

The map most often paired with this principle is the Hawkins Scale, explored in The Consciousness Map: Where Do You Vibrate? — where states below level 200 (fear, guilt, shame, anger) are described as contracting and states above it (courage, love, joy, peace) as expanding. Those numbers are positions on a phenomenological map, not measurements; the post linked above explains where they came from and why they are not hertz. Used as a vocabulary for noticing your own state, the scale earns its place. Used as data, it does not.

The Hermetic practitioner does not merely feel emotions — they consciously tune their vibration. This is the art of Transmutation: taking the lead of a low-frequency state and, through conscious effort, raising it to the gold of sovereign awareness. Every time you use the Transmutation Triad — Name, Localize, Redirect — you are applying the Principle of Vibration.

How to apply this: Place your hand on your chest and take three slow breaths. Notice your current vibrational state without labeling it as good or bad. Then deliberately choose the frequency you want to carry into the next hour. Name it aloud: I tune to the frequency of clarity. This is not affirmation — it is calibration.

The Principle of Polarity — Everything Has Its Twin

Heat and cold are not different phenomena — they are degrees of the same thing. Love and hate are the same emotion at different intensities. Fear and courage live on the same spectrum. The Principle of Polarity states that opposites are identical in nature, differing only in degree.

This is one of the most powerful principles for shadow work. When Jung described the Shadow as the repository of everything we reject about ourselves, he was describing a polarity. Your greatest weakness and your greatest strength are the same force — the difference is degree and direction.

The shadow is not your enemy. It is the other pole of your light. The person who irritates you most is showing you a quality you possess but have denied. The trait you most admire in another is a quality you already carry but have not yet owned. The Principle of Polarity teaches that you do not eliminate darkness — you transmute it by shifting along the spectrum toward its opposite pole.

How to apply this: Identify one quality you are currently resisting in yourself — impatience, anger, jealousy. Now find its opposite pole: impatience becomes drive, anger becomes boundary-setting, jealousy becomes aspiration. Both poles live in you already. Acknowledge the spectrum without choosing sides, and you reclaim the energy trapped in denial.

Why Does Everything Move in Cycles?

The Principle of Rhythm describes the pendulum swing present in all phenomena. Day follows night. Expansion follows contraction. Confidence follows doubt. Every upswing contains the seed of the downswing, and every downswing contains the seed of the upswing.

Most people live as victims of rhythm — ecstatic when the pendulum swings high, devastated when it swings low. The untrained consciousness is a cork on the ocean, tossed by waves it cannot see.

The Hermetic Master does not stop the pendulum. That is impossible. Instead, they learn to polarize themselves at the desired pole and refuse to be swung to the opposite extreme. The Kybalion calls this the Law of Neutralization — using the higher principle of Mentalism to override the lower principle of Rhythm.

In practice: when the downswing comes (and it will — this is law, not punishment), you do not identify with it. You observe it. You name it: This is the pendulum returning. You hold your center while the wave passes through you. The emotion moves; you do not move with it. This is mastery — not the absence of rhythm, but the refusal to be mastered by it.

How to apply this: The next time you feel an unexplained dip in energy or mood, before diagnosing a problem, ask: Is this the pendulum returning? If so, do not resist it. Let the wave pass through without gripping. Most suffering comes not from the downswing itself but from the panicked belief that it should not be happening.

The Principle of Cause and Effect — Nothing Happens by Chance

There are no accidents in a mental universe. Every event is the effect of a preceding cause, and every action becomes the cause of a subsequent effect. The chain is unbroken and absolute.

The masses live on the plane of effects. They react to circumstances, blame external forces, and believe themselves powerless. The Hermetic Master rises to the plane of causes. They understand that their thoughts, emotions, and habitual states of being are causes — and the events of their life are the corresponding effects.

This is not fatalism. It is radical responsibility. If your reality is an effect, then somewhere in your consciousness exists the cause. Find it. Change it. Watch the effect transform.

How to apply this: Take one recurring pattern in your life — a type of conflict that keeps appearing, a financial ceiling you keep hitting, a relationship dynamic that repeats. Instead of addressing the effect (the pattern), trace it back to the cause: a belief, an emotional habit, a default state of being. Change the cause. The pattern will dissolve because it no longer has a source.

The Principle of Gender — Creation Requires Two Forces

This is the most misunderstood Hermetic principle. Gender here does not refer to biological sex. It refers to the two complementary forces present in all creation: the masculine (projective, active, assertive) and the feminine (receptive, creative, nurturing).

Every act of creation — whether a painting, a business, a relationship, or a spiritual practice — requires both forces. The masculine provides direction, will, and focus. The feminine provides substance, intuition, and receptivity. When these forces are balanced within you, creation flows naturally. When they are imbalanced, you either push without receiving (burnout) or receive without directing (stagnation).

Jung named these forces Animus (the masculine within the feminine) and Anima (the feminine within the masculine), and considered their integration — the Hieros Gamos, or Sacred Marriage — the ultimate goal of individuation.

●Documented This is the one principle with an unambiguous ancient pedigree. In the Poimandres treatise, the first and most famous text of the Corpus Hermeticum, the divine Mind is called arrenothēlys — "male-female" — and the first human is made in that image (CH I.9; in Mead's translation, "being male and female both"). Atkinson did not invent the seventh principle. He inherited it.

How to apply this: Before starting any creative project or important conversation, ask: What does this moment require — more assertion or more receptivity? If you have been pushing hard and feeling resistance, switch to the feminine mode: listen, receive, allow. If you have been waiting and stagnating, switch to the masculine mode: decide, act, direct. True mastery is fluidity between both forces.

Hermetic Axioms: The Universal Laws in Practice

The compressed phrasings below are how the seven principles usually circulate — on posters, in videos, in half the esoteric books published since 1950. They are worth learning because compression makes a thing portable. ●Documented They are also, with one exception, The Kybalion's own wording rather than anything older: only the first, "as above, so below," has a genuine pre-modern pedigree: its idea, though not these exact words, comes from the medieval Emerald Tablet.

The seven, as the book states them:

These axioms are not philosophical decorations. Each one is a diagnostic tool. When you feel stuck, lost, or reactive, run your situation through the axioms. At least one will illuminate the dynamic you are caught in — and the way through it.

Symbols of the Seven Hermetic Principles

A word of caution before the list. The symbols themselves are old — the ouroboros, the caduceus, the hexagram, the rebis all have long histories. The pairing of one symbol to one of the seven principles is not: it could only be made after 1908, when the principles took their sevenfold shape, and most of these associations were assembled by twentieth-century occultists and are still being rearranged. Treat the list as a modern mnemonic, useful for contemplation, not as an inherited iconography.

These symbols are not decorative. ○Legendary In Hermetic practice, as the tradition teaches it, meditating on the symbol of a principle activates that principle within your consciousness. The glyph becomes a doorway — a visual mantra that bypasses the intellect and speaks directly to the deeper mind.

How Do the Hermetic Principles Connect to Gnosis?

The Hermetic tradition and the Gnostic tradition are siblings born from the same Egyptian-Greek mystery schools of Alexandria. While Gnosticism focused on the drama of the divine spark trapped in matter — the fall of Sophia, the tyranny of the Demiurge, the liberation through direct knowing — Hermeticism focused on the mechanics of that reality.

The Seven Hermetic Principles are not separate from the Gnostic path. They are the Gnostic path expressed as operating instructions:

To know these principles intellectually is philosophy. To embody them is Gnosis — direct, lived, unmediated knowing that transforms the knower. Note the reversal this implies: the Kybalion's seven did not come down through a lineage that guarded them, and nothing about them is secret. What the old schools actually restricted was something else — see Why Gatekeeping in Esoteric Traditions Might Have Been a Good Thing.

For a deeper exploration of the alchemical process these principles serve, see The Art of Transmutation. For the medieval text behind the Correspondence principle, see The Emerald Tablet Decoded.

In Practice — The Daily Protocol for Hermetic Mastery

The seven-minute version is below. For the same seven worked through a whole morning, hour by hour, see The Hermetic Daily Protocol: Living All 7 Laws Before Noon.

Frequently Asked Questions

What are the 7 Hermetic Principles?

The 7 Hermetic Principles are seven principles set out in The Kybalion (1908), a New Thought book published anonymously and generally attributed to William Walker Atkinson. They are: (1) Mentalism — the universe is mind, (2) Correspondence — as above, so below, (3) Vibration — everything moves, (4) Polarity — everything has its pair of opposites, (5) Rhythm — everything flows in cycles, (6) Cause and Effect — nothing happens by chance, and (7) Gender — creation requires both a projective and a receptive force. They are a modern framework drawing on the ancient Hermetic writings, not a list found in them.

How many Hermetic principles are there?

Seven. The Kybalion (1908) names exactly seven and calls them the base of the whole Hermetic philosophy. The lists of ten or twelve "Hermetic laws" circulating online come from the later universal-laws genre of self-help, not from the book and not from the ancient Hermetica, which carries no numbered list of principles at all.

When were the Hermetic principles written?

In 1908, when The Kybalion first appeared in Chicago. The public-domain text most often read online is the 1912 Yogi Publication Society printing, whose title page carries a 1912 copyright. The ideas the book draws on are far older: the Greek Corpus Hermeticum dates from roughly the first to third centuries CE.

What is the most important Hermetic principle?

The Kybalion identifies Mentalism as the master key — because if the universe is fundamentally mental, then all other principles are expressions of mind. Mentalism is the foundation upon which the remaining six rest. However, in practice, Correspondence ("as above, so below") tends to be the most immediately useful: it turns your daily life into a mirror that reveals the inner causes behind outer effects. Mastery requires working with all seven, but Mentalism is the door through which you enter.

Is the Kybalion authentic Hermeticism?

No, and this is not actually a contested question among people who read the sources. The Kybalion is a 1908 American New Thought book. The genuine Hermetic texts are the Corpus Hermeticum, the Asclepius and — later, and from a different language world — the Emerald Tablet, and none of them contains the seven principles. Some of the themes are older than the book: Mentalism, Correspondence and Gender all have real footing in the ancient corpus. Polarity and Rhythm do not. That mixed verdict is the accurate one, and it costs the book nothing as a practical framework. Judge it as what it is — a modern distillation with its author's century in it — and it stays useful. Judge it as scripture and it will mislead you about two thousand years of texts.

How do the Hermetic principles relate to modern science?

They do not, and the comparison is worth handling carefully, because forcing it is how this material loses serious readers. People often line the principles up against quantum field theory, fractal mathematics, wave-particle duality and the observer effect. Those pairings are analogies drawn after the fact, by people who already held the principles — not findings that support them. Quantum mechanics says nothing about emotional frequency. Fractal self-similarity in coastlines is not evidence that your relationships mirror your inner life.

What can honestly be said is narrower and still interesting: several of the principles name patterns that recur in systems we do study — oscillation in biology and markets, self-similarity in geometry, the dependence of measurement on the observer in certain physical descriptions. Recurrence is not confirmation. If you want to know whether a principle is true for you, the test is a week of attention, not a physics paper.

What are the 7 Hermetic laws?

The 7 Hermetic laws — also called the 7 Hermetic principles or universal laws — are: Mentalism (the universe is mind), Correspondence (as above, so below), Vibration (everything moves), Polarity (everything has its opposite), Rhythm (everything flows in cycles), Cause and Effect (nothing happens by chance), and Gender (creation requires two forces). The list in this form was published in The Kybalion in 1908; the writings attributed to Hermes Trismegistus are its raw material, not its source. The Emerald Tablet carries the idea behind Correspondence, not its wording, and nothing else on this list.

How do I apply Hermetic principles in daily life?

Each Hermetic principle has a direct, practical application. Mentalism: observe your first morning thought and ask whether it serves your sovereignty. Correspondence: when your outer life feels stuck, look at what inner state it mirrors. Vibration: consciously choose the emotional frequency you want to carry. Polarity: find the opposite pole of any quality you resist and reclaim the full spectrum. Rhythm: when an unexplained dip hits, recognize the pendulum returning instead of panicking. Cause and Effect: trace recurring patterns to their inner cause. Gender: before any creative act, ask whether the moment requires more assertion or more receptivity. For a complete walkthrough, see The Kybalion Explained.

What is the Kybalion?

The Kybalion is a 1908 New Thought book published under the pseudonym "Three Initiates" and attributed by scholarship to William Walker Atkinson. It restates Hermetic themes as seven clearly stated laws. It is not an ancient text, and the Corpus Hermeticum does not contain its seven-part scheme — though three of its principles do have genuine roots there. For a full breakdown of the book, its authorship and what it changes in transmission, see The Kybalion Explained.

Are Hermetic principles real?

"Real" is doing a lot of work in that question. They are not physical laws — nothing about them has been demonstrated in a laboratory, and the word "law" here is the 1908 author's, not a scientist's. They are better described as lenses: descriptions of patterns that practitioners keep finding useful when they look at their own lives. Some of those patterns are also studied elsewhere, in circadian biology, in market cycles, in psychology's work on projection. That overlap is worth noticing and worth nothing more than noticing. Their real test is not belief and not evidence from another field: it is application. Run the daily protocol above for seven days and see what it shows you about your own week. The Emerald Tablet — a text of the eighth century or so, not of antiquity — compressed one of these patterns into a few lines that practitioners have kept returning to ever since, which is the only kind of survival this material has ever claimed.

These seven are not the oldest technology for this work, and they are not a law of the cosmos. They are a hundred-year-old set of lenses, assembled from a much older inheritance by a Chicago publisher who read that inheritance through his own century. Knowing that is not a loss. It is what lets you pick them up without having to pretend.

So pick them up. Not as philosophy, but as practice. Not as knowledge, but as Gnosis — the kind that only ever arrives through what you actually did this week.

Seven lenses. One life to hold them up to. Look carefully.