It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.

对别人有利的事就去做，对别人不利的事就停止。

Sometimes you have to kind of die inside in order to rise from your own ashes and believe in yourself and love yourself to become a new person.

有机催化剂的美在于它们的多样性和适应性。

Is there such a thing as a cheerful pessimist? That's what I am.

实现不可能的唯一方法是相信它是可能的。

没有斗争就没有权利。