人类能够达到的最高活动是为了理解而学习,因为理解就是自由。
错误经不起失败,但是真理却不怕失败。
The most exciting moments in mathematics are when you see connections between things that seemed unrelated before.
The truth is rarely pure and never simple.
I believe in love, but I also believe in protecting myself.
过去是一面镜子,但我们往往只看到自己想看的东西。