对我来说，无畏不是没有恐惧。不是完全不害怕。对我来说，无畏是有恐惧。无畏是有怀疑。很多怀疑。对我来说，无畏是尽管有那些让你害怕得要死的事情，仍然生活下去。
To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them. To me, fearless is living in spite of those things that scare you to death.
可持续性不是一种趋势，而是我们对未来的责任。
The process of mathematical discovery is as important as the discovery itself.
你能做的最激进的事情就是呆在家里，爱你的家人。