A mathematical proof is a poem written in the language of logic.

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

幸福存在于内心。

你的快乐无法持续是因为我。

领导者的主要任务是创造和维持组织的竞争优势。

领导力是关于做出今天艰难但有益于后代的决定。

爱是一种行动，而不仅仅是一种感觉。