The I Ching is not only a book of cosmic philosophy — it is a practical manual for living together. From hexagram 17 (Following) to hexagram 24 (Return), the text moves from personal conduct to social organization, exploring how families, communities, and states can function harmoniously.
Following and Correcting #
Hexagram 17, Sui (Following), teaches that effective leadership begins with following — understanding the currents of the time and moving with them rather than against them. Hexagram 18, Gu (Correcting Decay), addresses what to do when things go wrong: the work of cleaning up inherited problems, of renovating what has been neglected.
The Art of Oversight #
Hexagram 19, Lin (Approach), describes the ideal of the leader who draws near to the people — not ruling from a distant throne but engaging directly, teaching and learning in turn. Hexagram 20, Guan (Contemplation), inverts the perspective: the leader is watched, and their conduct serves as a model. “The sage sets an example for all under heaven.”
Justice and Form #
When moral example fails, the I Ching turns to law. Hexagram 21, Shihe (Biting Through), addresses punishment — not as vengeance but as the removal of obstacles to social harmony. The image is of jaws closing on an obstruction, biting through it so that the whole can function again.
Hexagram 22, Bi (Grace), reminds us that form matters — the rituals, courtesies, and aesthetic dimensions of social life are not superficial. They are the outward expression of inner order, and a society that neglects them has lost something essential.
Decay and Return #
The darkest hexagram in this sequence is 23, Bo (Splitting Apart) — five yin lines overwhelming a single yang at the top, a structure on the verge of collapse. But the I Ching never ends in despair. Hexagram 24, Fu (Return), immediately follows: the turning point, the first yang line appearing at the bottom, the winter solstice after which the days grow longer. “Return: success. Going out and coming in without haste. Friends arrive without blame. The way is cyclic. In seven days comes the return.”
This is the I Ching’s deepest teaching on social life: decay is inevitable, but return is always possible. No winter lasts forever. The work of society — like the work of the seasons — is cyclical, and the task of each generation is to recognize its place in the cycle and act accordingly.