《孙子兵法·计篇》说:“经之以五事,校之以计而索其情:一曰道,二曰天,三曰地,四曰将,五曰法。”意思是,要从五个方面分析研究,比较敌对双方的各种条件,以探求战争胜负的情形:一是道,二是天,三是地,四是将,五是法。 《孙子兵法》论述了决定战争胜败的基本因素,提出了“道、天、地、将、法”等“五事”,认为要 “Sun Tzu’s Art of War program” said: “After five things, the school will count on the situation and claim its affect: one way, two days, three times, four times, five ways.” Analyze the research from five aspects and compare the various conditions of the hostile parties to explore the outcome of the war: First, the Tao, the second is the heaven, the third is the land, the fourth is the will, and the fifth is the law. “The Art of War” discusses the basic factors that determine the victory or defeat of war, and puts forward “five things” such as “Tao, heaven, earth, will, and law”.