写作是留下遗产的一种方式。

对心灵的研究必须价值中立。

出自《抱朴子·广訾》。病到很急的时候就会觉得良医是重要的了，世道动乱的时候就会觉得忠贞的臣子是重要的了。

数学的目标是以更深的方式理解宇宙。

对民主的最大威胁不是来自外部敌人，而是来自内部腐败和公民美德的丧失。

The world might be mean, but people don't have to be.

Acting is not about being someone different. It's finding the similarity in what is apparently different, then finding myself in there.

Your brand is what people say about you when you're not in the room.

在数学中，提出问题的艺术必须比解决问题更有价值。