The world needs science, and science needs the world.

The best legacy we can leave is a living one.

不要让那些混蛋把你磨垮。

我不需要完美，我只需要做自己。

The most important skill for an economist is the ability to think clearly about trade-offs.

语言是一个自由创造的过程；其法则和原则是固定的，但生成原则的运用方式是自由且无限多样的。