Courage is not the absence of fear, but the triumph over it.

世界会打击每一个人，但经历过后，许多人会在受伤的地方变得更坚强。

The only way to do great work is to love what you do.

The only person you should try to be better than is the person you were yesterday.

可持续性不是一种趋势，而是我们对后代的责任。

【释义】刀能杀人，人们都知道；笔能杀人，人们却未必都知道。