32. 故兵無常勢水無常形

Therefore, just as water retains no constant shape, so in warfare there are no constant conditions.

33. 能因敵變化而取勝者謂之神

He who can modify his tactics in relation to his opponent and thereby succeed in winning, may be called a heaven-born captain.

34. 故五行無常勝四時無常位日有短長月有死生

The five elements

Water, fire, wood, metal, earth.

are not always equally predominant;

That is, as Wang Hsi says: 迭相克也 “they predominate alternately.”

the four seasons make way for each other in turn.