When the wind blow s slow on the mountain, it is thrown back and spoils the vegetation. This contains a challenge to improvement. It is the same with debasing attitudes and fashions; they corrupt human society. His methods likewise must be derived from the two trigrams, but in such a way that their effects unfold in orderly sequence. The superior must first remove stagnation by stirring up public opinion, as the wind stirs up everything, and must strengthen and tranquilize the character of the people, as the mountain gives tranquillity and nourishment to all that grows in its vicinity.