《易传·象传下·姤》
引伸为遇到强硬的对手，不要去硬碰，应该用柔韧的手段牵制对手，达到以柔克刚的效果。 厨房里发现鱼 ，还不会出现灾祸，但不宜用鱼来宴宾。
无鱼之凶，远民也。
Extensively generalize to the fact that it is not advisable to tackle a powerful opponent with strength, but rather to control the opponent with toughness and achieve the effect of overcoming strength with humbleness. Finding fish in the kitchen is not a cause for alarm, but it is not advisable to prepare fish dishes as a welcome meal for guests. 