1“四知”——知彼知己不可缺少的重要内容 孙子“知彼知己论”之“知”的内容,除“五事”、“七计”、“知胜有五”外,《地形篇》中提出的“四知”,是战场全局指导必知的内容。 《地形篇》指出:知吾卒之可以击,而不知敌之不可击,胜之半也;知敌之可击,而不知吾卒不可击,胜之半也,知敌之可击,知吾卒可以击,而不知地形之不可以战,胜之半 1 “Four Knows” - An Important Content Indispensable to Know Each Other Content of “Known Content” of Sun Zi’s “Knowing Each Other” except “Five Things”, “Seven Counties” and “Five Wonders of Knowing” Articles “proposed in the” four known “is the overall guidance of the battlefield must know the content. ”Terrain articles" pointed out: Knights of the Knight can hit, but do not know the enemy can not be hit, winning half also; know the enemy of the foes, and I do not know my pawn can not be hit, the victory of the half also, knowing the fate of the attack, know My pawn can hit, and I do not know terrain can not fight, half wins