山雷颐

Structure

Yi is formed by Mountain (Gen ☶) above Thunder (Zhen ☳). The hexagram's shape resembles an open mouth: two solid yang lines at the top and bottom, with four yin lines between them — the upper and lower jaws with space between. Gen above represents stillness and the upper jaw; Zhen below represents movement and the lower jaw. The image is of the mouth in the act of nourishing — taking in, processing, and providing sustenance.

Core meaning

The character Yi depicts the cheeks and jaw — the physical apparatus of nourishment. But the hexagram extends this image far beyond eating. It asks about everything we take in: the information we consume, the relationships we maintain, the thoughts we dwell on, the environments we inhabit. All of these nourish or deplete us, and we have more choice about them than we often exercise.

The traditional text asks two questions: what do you seek nourishment from, and what do you nourish in others? Both directions matter. A person who seeks nourishment from shallow or harmful sources will be weakened regardless of their other qualities. A person who nourishes others carelessly — feeding them what is easy rather than what is genuinely sustaining — does them a disservice even with good intentions.

Yi also speaks to the relationship between nourishment and cultivation. What you consistently feed grows stronger. What you consistently neglect withers. This applies to skills, relationships, values, and character. The hexagram asks whether your daily habits of nourishment — what you attend to, what you practice, what you consume — are building the person and the life you actually want.

In Liuyao readings, Yi often appears in questions about health, diet, relationships, and personal development. It asks the querent to examine their sources of sustenance and whether those sources are genuinely nourishing or merely habitual. It can also appear when someone is in a position of providing nourishment to others — as a parent, teacher, leader, or caregiver — and needs to consider whether they are providing what is truly needed.

In divination

When Yi appears in a reading, the central question is: what are you feeding, and is it genuinely nourishing? This applies both to what you take in and what you provide to others. The hexagram asks for discernment — not all nourishment is equal, and choosing carefully what to feed and what to withhold is a form of wisdom.

Yi is relevant for questions about health, relationships, learning, and personal development. It is less directly relevant for questions about external circumstances, though it may suggest that inner nourishment is the key to navigating those circumstances well.