I Ching: the Book of Changes and How to Consult It

The I Ching is one of the oldest oracular systems in the world, originating in China over 3,000 years ago. It uses 64 hexagrams to offer symbolic guidance on life situations. Learn what it is, how it works, and how to perform your first consultation with intention and awareness.

Equipe Oraculia· Redação· September 24, 2026· 10 min read
I Ching: the Book of Changes and How to Consult It

The I Ching, also known as the Book of Changes, is one of the oldest and most profound oracular systems humanity has ever created. Originating in China more than three thousand years ago, it does not offer ready-made answers or fixed predictions — instead, it presents symbolic images that invite reflection on the present moment and the forces at work in your life. At its core, consulting the I Ching is like holding up a mirror: it does not tell you what will happen, but illuminates what you already carry within.

Executive summary

  • The I Ching is a Chinese philosophical oracle based on 64 hexagrams, each composed of six solid or broken lines.
  • Its origins trace back to ancient China, with influences from Taoism, Confucianism, and the observation of natural cycles.
  • Consultations can be performed using coins or yarrow stalks, through a ritual of questioning and casting.
  • Each hexagram carries a name, an image, and a judgment, interpreted as symbolic guidance — not as fate.
  • The I Ching is a tool for self-knowledge and reflection, not a magic formula or a substitute for professional guidance.

What is the I Ching and where does it come from

The name I Ching (in Chinese, 易經) can be translated as the "Book of Changes" or "Classic of Transformations." The word I (易) means change, ease, and simplicity — three concepts interwoven in the philosophy behind the text. The word Ching (經) means classic or canon.

Its composition was gradual and collective. Tradition attributes the first trigrams to the mythical emperor Fu Xi, around 2800 BCE. Later, King Wen and his son the Duke of Zhou are said to have organized the hexagrams and written the earliest commentaries during the Zhou dynasty (11th century BCE). Centuries later, Confucius and his disciples added the so-called "Ten Wings" — layers of philosophical interpretation that transformed the I Ching into one of the most studied texts in the history of humanity.

Over the centuries, the Book of Changes was used as a guide to governance, a philosophical manual, and a personal oracle. In the West, it gained popularity especially after the translation by sinologist Richard Wilhelm, published in 1924 with a preface by psychologist Carl Gustav Jung, who saw in the I Ching an expression of the collective unconscious and the principle of synchronicity.

The philosophy behind the Book of Changes

Understanding the I Ching requires first embracing a worldview grounded in constant change. In Chinese philosophy, nothing is fixed: everything is in motion, alternating between complementary opposites.

Yin and Yang: the dance of opposites

The universe, according to this view, manifests through the polarity between Yin (the receptive, dark, feminine, earth principle) and Yang (the active, bright, masculine, heaven principle). These two poles are not enemies — they are partners in constant transformation. In the I Ching, this duality is expressed in the lines of the hexagrams:

  • Yang line (solid): —— represents the active principle.
  • Yin line (broken): — — represents the receptive principle.

The trigrams: fundamental building blocks

By combining three lines, we obtain the 8 trigrams (Ba Gua), each associated with a natural force, a quality, and an archetypal image:

Trigram Name Image Quality
QianHeavenCreativity, strength
KunEarthReceptivity, surrender
ZhenThunderMovement, awakening
XunWind/WoodGentleness, penetration
KanWaterDepth, danger
GenMountainStillness, quietude
LiFireClarity, luminosity
DuiLakeJoy, openness

The 64 hexagrams

By combining two trigrams (one lower and one upper), we form the 64 hexagrams. Each one represents a situation, a pattern of energy, or a moment in the great cycle of transformations. Together, the 64 hexagrams cover the complete spectrum of human experience — from conflict to harmony, from stagnation to growth, from doubt to clarity.

What is the I Ching for: oracle, philosophy, or therapy?

The I Ching can be approached in different ways, all of them legitimate and complementary:

  • As an oracle: a consultation tool that responds to specific questions about life situations.
  • As philosophy: a system of thought that invites us to see life as a flow and to act in harmony with natural cycles.
  • As a psychological mirror: from a Jungian perspective, the hexagrams access layers of the unconscious, revealing what the rational mind has not yet been able to articulate.
  • As a spiritual practice: a way to cultivate presence, humility, and inner listening.
Important: the I Ching is a tool for reflection and self-knowledge. Its responses are symbolic and open to personal interpretation. They do not replace medical, psychological, legal, or any other professional guidance.

How to consult the I Ching: a step-by-step guide

There are two traditional consultation methods: the yarrow stalk method (older and more elaborate) and the three-coin method (more practical and widely used today). Here is how to perform a consultation using coins, the most accessible approach for beginners.

What you will need

  • 3 identical coins (ordinary coins work fine)
  • Paper and pen
  • A copy of the I Ching (Richard Wilhelm's translation is the most recommended) or a reliable hexagram guide
  • A moment of silence and intention

Step 1 — Formulate a clear question

Before tossing the coins, pause. Breathe. Bring to mind the situation you wish to explore and formulate an open and honest question. Avoid yes-or-no questions. Instead, try questions such as:

  • "What energy is present in this situation with [person's name]?"
  • "What do I need to understand about this professional decision?"
  • "How can I better relate to this moment of transition?"

The quality of the question directly shapes the quality of the reflection the hexagram will spark.

Step 2 — Toss the coins six times

Each side of the coins is assigned a numerical value:

  • Heads: worth 3
  • Tails: worth 2

Toss all three coins together and add up the values. You will get a number between 6 and 9, which determines the type of line:

Sum Line type Symbol Note
6Moving Yin (old Yin)— X —Changing line
7Stable Yang (young Yang)———Fixed line
8Stable Yin (young Yin)— —Fixed line
9Moving Yang (old Yang)—O—Changing line

Repeat the toss six times, recording each result from the bottom up (the first line tossed is line 1, at the base of the hexagram).

Step 3 — Identify the hexagram

With your six lines recorded, you will have a hexagram. Divide it into two trigrams (lines 1 to 3 = lower trigram; lines 4 to 6 = upper trigram) and use the hexagram table in your book to find the corresponding number. Each number from 1 to 64 corresponds to a hexagram with a name, an image, and an interpretive text.

Step 4 — Check for changing lines

If any of your lines was a 6 (moving Yin) or a 9 (moving Yang), it is changing: a Yin line transforms into Yang, and vice versa. This generates a second hexagram, called the resulting hexagram, which represents the movement or future unfolding of the situation.

  • The primary hexagram speaks to the current situation.
  • The changing lines carry specific messages about the points that deserve the most attention.
  • The resulting hexagram points to where the energy is heading.

Step 5 — Read, contemplate, and journal

Read the hexagram's text slowly and thoughtfully. Do not try to fit the words literally to your situation — let the images and metaphors land naturally. Record your interpretation in a consultation journal: over time, you will notice patterns and develop your own relationship with the oracle.

Tip: The I Ching responds best to questions asked with genuine humility. If you consult the oracle only hoping to hear what you want, the answer may feel vague. Open yourself to being surprised.

Some emblematic hexagrams and their meanings

To give a sense of the I Ching's symbolic richness, here are some of its most well-known hexagrams:

Number Name Image Central theme
1Qian – The CreativeHeaven over HeavenCreative force, full potential, initiative
2Kun – The ReceptiveEarth over EarthSurrender, receptivity, silent support
11Tai – PeaceEarth over HeavenHarmony, favorable flow, balance
29Kan – The AbysmalWater over WaterDanger, depth, trust in one's own center
36Ming Yi – Darkening of the LightEarth over FireAdversity, inner refuge, quiet perseverance
64Wei Ji – Before CompletionFire over WaterTransition, creative incompleteness, care at the end

I Ching and astrology: possible bridges

Although they are distinct systems, the I Ching and Western astrology share a worldview grounded in cycles, polarities, and symbolic correspondences. Some practitioners integrate both systems, for example:

  • Consulting the I Ching during planetary retrogrades to access messages about the period of review.
  • Associating the 8 trigrams with astrological elements and qualities (Fire, Earth, Air, Water).
  • Using the oracle to deepen the interpretation of a challenging personal transit.

These bridges are personal and intuitive — there is no canonical system that formally unites the two. What matters is that both tools serve the same purpose: expanding self-knowledge.

Frequently asked questions

Does the I Ching predict the future?

Not in a deterministic sense. The I Ching describes tendencies and energetic dynamics of the present moment, suggesting what may happen if certain forces continue in motion — but always within an open field where your choices and actions carry fundamental weight.

How many times can I consult the I Ching on the same topic?

Tradition recommends making only one consultation per question and per period. Repeating the same question multiple times tends to create interpretive confusion and may signal anxiety rather than genuine openness. If a new doubt arises about the same topic, reformulate the question with clarity.

Do I need a physical book to interpret the I Ching?

Not necessarily, but it is highly recommended, especially for beginners. Richard Wilhelm's translation is considered the most complete and philosophically rich. Reliable digital versions and apps do exist, but nothing replaces the depth of understanding that a good text provides.

Is the I Ching a religious practice?

The I Ching is not a religious text in the strict sense, but it has roots in Taoism and Confucianism. It can be practiced by people of any belief — or no belief at all — as a philosophical and self-knowledge tool, without conflicting with other spiritual traditions.

What is the difference between the coin method and the yarrow stalk method?

The yarrow stalk method is the oldest and involves a more elaborate ritual with 50 plant stalks, taking around 20 minutes per consultation — the process itself is considered part of the meditative preparation. The coin method is faster and more practical, equally valid, and is the most recommended approach for beginners.

Conclusion

The I Ching is far more than an oracle: it is an invitation to see life as a continuous flow of transformations, where nothing is final and every situation carries within it the seeds of change. When you consult the Book of Changes, you are not surrendering your destiny to an ancient text — you are sitting before a timeless mirror that reflects what you already know, but have not yet been able to see clearly.

If this article has sparked your curiosity, why not formulate a genuine question, pick up three coins, and make your first consultation? The oracle is always available — and the conversation begins in the silence of your own intention. 🪙

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