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易經 Yìjīng · Book of Changes

Hexagram 4: Youthful Folly

蒙 Méng

Hexagram 4 of 64 · Mountain over Water · Wilhelm-Baynes translation

Master Wei Lin

By Master Wei Lin · Updated August 3, 2026

Chinese Metaphysics Scholar

What is Hexagram 4, Youthful Folly?

Hexagram 4, Youthful Folly (蒙 Méng), is built from Mountain (艮 Gèn) over Water (坎 Kǎn), and the Wilhelm-Baynes translation reads its themes as learning, innocence, mentorship. The classical sources describe it as a pattern in the Book of Changes (易經 Yìjīng), a situation to recognise, not a verdict to obey.

Key Takeaways

  • Hexagram 4 is built from Mountain (艮 Gèn) over Water (坎 Kǎn).
  • Its central themes, learning, innocence, mentorship, humility, sit in the Wilhelm-Baynes lineage.
  • The classical pairing matches the hexagram to Fluorite as the meditation stone.
  • Read alongside BaZi, Kua, and Compass School sector mapping for a fuller picture.
  • This is a pattern, not a verdict, the I-Ching frames reflection, not prediction.
Trigram structure
Upper: Mountain (艮 Gèn)Lower: Water (坎 Kǎn)Mountain over Waterlearninginnocencementorshiphumilitygrowth
The judgment

The Judgment

Youthful Folly has success. It is not I who seek the young fool; the young fool seeks me.
The image

The Image

A spring wells up at the foot of the mountain: the image of Youth. Thus the superior person fosters character through thoroughness in all that they do.

Master Wei Lin's Interpretation

Interpretation by Master Wei Lin, Chinese Metaphysics Scholar, pattern recognition, not fortune-telling

The student arrives at the teacher's door, not the other way around. This hexagram reflects a moment where genuine not-knowing meets the opportunity to learn. There is no shame in being at the beginning of understanding. The folly here is not stupidity; it is the natural innocence of someone who hasn't yet learned. The danger is not in the not-knowing but in pretending you already know. What are you willing to admit you don't understand?

The moving lines

The Six Lines

When a changing line appears in your reading, its text carries special guidance for your situation.

Line 1 (bottom)

To make a fool develop, it furthers one to apply discipline. The fetters should be removed. To go on in this way brings humiliation.

Line 2

To bear with fools in kindliness brings good fortune. To know how to take women brings good fortune. The son is capable of taking charge of the household.

Line 3

Take not a maiden who, when she sees a man of bronze, loses possession of herself. Nothing furthers.

Line 4

Entangled folly brings humiliation.

Line 5

Childlike folly brings good fortune.

Line 6 (top)

In punishing folly, it does not further one to commit transgressions. The only thing that furthers is to prevent transgressions.

The stone

🔮 Crystal for Hexagram 4

Fluorite

Hold Fluorite while meditating on Youthful Folly. Its energy resonates with the themes of learning, innocence, mentorship.

Shop Fluorite
Questions

Frequently Asked Questions

What does Hexagram 4 (Youthful Folly) mean?

In the Wilhelm-Baynes translation of the I-Ching (易經 Yìjīng), Hexagram 4, Youthful Folly (蒙 Méng), is read through Mountain (艮 Gèn) over Water (坎 Kǎn). The classical sources describe its themes as learning, innocence, mentorship. This is pattern recognition, not prediction.

What is the Judgment for Youthful Folly?

The Judgment reads: "Youthful Folly has success. It is not I who seek the young fool; the young fool seeks me.", the Judgment is the I-Ching's classical summary of the situation the hexagram describes, and what the present moment is asking of the reader.

What is the Image for Youthful Folly?

The Image reads: "A spring wells up at the foot of the mountain: the image of Youth. Thus the superior person fosters character through thoroughness in all that they do.", in the classical sources the Image is the elemental picture, the upper and lower trigrams in conversation, that the reader holds while sitting with the hexagram.

What crystal pairs with Hexagram 4?

Fluorite is the traditional pairing for Youthful Folly. The classical Chinese gemology lineage associates this stone with the hexagram's central themes, hold it during meditation on the reading. This is reflective practice, not divination-as-prediction.

How is Hexagram 4 read in BaZi or Feng Shui?

An I-Ching cast is one consultation. The fuller reading, Four Pillars (四柱 Sì Zhù), Kua personal feng shui, and Compass School sector mapping, reads the hexagram alongside the chart. Master Wei Lin's Master Reading section synthesizes the Book of Changes alongside BaZi and the other Chinese metaphysics traditions.

Along the sequence

More Hexagrams

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About this tool

This tool draws on traditional I-Ching (易經 Yìjīng, Book of Changes) practices. These are spiritual and reflective traditions, not medical or psychological treatments. Many people find these practices supportive for self-reflection and emotional well-being, but they should not be used as a substitute for professional care.

Hexagram texts are drawn from the Wilhelm-Baynes public-domain translation of the 易經 (Yìjīng / I-Ching). Interpretations are written in the voice of Master Wei Lin, our Chinese metaphysics scholar, for modern reflection, pattern recognition, not fortune-telling.

For entertainment and self-reflection. Not a substitute for professional medical, legal, financial, or psychological advice.

Results are personal and vary from one person to the next. What many people find supportive may not work the same way for you, and nothing here is a promise of any specific result.

If you are experiencing significant emotional or physical distress, please consult a qualified professional.

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