Yi struture of 64 hexagrams is a strategy.  Game theory can teach us relevant knowledge in the west.
易经64卦的结构，本身就是一种策略。在西方，博弈理论可以教给我们相关知识。

But in China, Sun also can explain some competitive phenomena. 
但在中国，孙子兵法也能解释相关竞争现象。

Confucius wrote the Yi theory of the explanations. This is the best reference for us to learn the books of changes. 
孔子书写了易经相关的解释理论，这些著作是我们学习易经的一种很好的参照。

25-truth and honesty.  26-a large saving. 27-comfortable. 28-a mafor mistake. 29-difficulty. 30-leave.31-human induction.  32-permanent. 
25-无妄； 26-大蓄；  27-颐； 28-大过； 29-坎；  30-离；  31-咸；  32-恒。

33-escape.  34-big strong.  35-promotion.  36-the light is gone.37-family.  38-in front of everyone's eyes. 39-walking difficulties. 40-solve.
33-遁； 34-大壮；  35-晋；  36-明夷； 37-家人；38-睽；  39-蹇； 40-解。

41-decrease.  42-benefit. 43-decision.  44-meet. 45-gather.  46-rise. 47-trapped. 48- bottomhole.
41-损；  42-益；  43-夬；  44-姤； 45-萃；  46-升；47-困； 48-井。

Success thinking breakthrough point. Yang active emotion,16th volume-reborn-Yang repeat.
成功思考切入点，羊皮卷积极情感第16卷-重生-羊皮卷重复。