I always tell my kids if you lay down, people will step over you. But if you keep scrambling, if you keep going, someone will always, always help you.

世界不需要更多可爱的东西，它需要更多真实。

Those who deny freedom to others, deserve it not for themselves; and, under a just God, can not long retain it.

历史学家的首要职责是忠于真相。

Good econometrics is like good carpentry—it's all about using the right tool for the job.

如果我们让过去和现在争吵，我们将失去未来。

创新不仅仅是创造新产品；而是重新思考我们如何解决问题。

We always start from zero. There is no preconceived idea.

I'm happy to be alive, I'm happy to be who I am.

Photography is, first of all, a way of seeing. It is not the subject that matters, but how it is seen.