I’d tell men and women in their mid-twenties not to settle for a job or a profession or even a career. Seek a calling. Even if you don’t know what that means, seek it. If you’re following your calling, the fatigue will be easier to bear, the disappointments will be fuel, the highs will be like nothing you’ve ever felt.

I can never be safe; I always try and go against the grain. As soon as I accomplish one thing, I just set a higher goal. That's how I've gotten to where I am.

教育的本质意味着：一棵树摇动另一棵树，一朵云推动另一朵云，一个灵魂唤醒另一个灵魂。

科学不仅是理性的学科，也是浪漫和激情的学科。

一个思想若称不上危险，那么它就不值得称作思想。

"I don't write with any audience in mind. I just write."