"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

"The only thing that is truly yours is your time."

领导力就是为更美好的明天做出艰难的决定。

使生活成为可能的唯一事情是永久的、无法忍受的不确定性；不知道接下来会发生什么。

整体的行为不能从其单独部分的行为中预测出来。