《孙子兵法·军争》:“善用兵者,避其锐气,其击其惰归,此治气者也。”锐:锐利。惰:懈怠。归:返回。这里的“锐”、“惰””、“归”都是指士气。在散打中初战时气锐;过一段时间,经过不断的攻防打斗力量有所消耗,士气逐渐懈怠;到最后一段时,士气衰竭。这一谋略要求避开敌人初来时的锐气,待其懈怠、衰时再去打击 “The Art of War and Military War”: “The good use of soldiers, to avoid its spirit, the attack its idle, this is also the ruling.” Sharp: sharp. Idle: slack. Return: return. The “sharp”, “lazy” and “return” all refer to morale. In the early war in Sanda, it was very arrogant. After a certain period of time, the morale was gradually slackening after constant attack and defense fighting. At the last period, Morale failure.This strategy requires avoiding the erudition of the enemy when it first arrived, until its slack, fade again