要理解行为，我们必须从生存和适应的背景中审视其目的。
The greatest teacher is called “doing”.
比赛是为球员而设，规则应该适应他们。
快乐的最好方式是活在当下。
The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.
自由政府的唯一准则应该是不要信任任何拥有权力的人，以免危及公共自由。
The journey, not the arrival matters.