The truth is, if you ask me what I think about anything, I’ll tell you. I’m not afraid to say what I think.

追求数学知识是一场永无止境的冒险，充满了挑战、惊喜和解决不可解问题的满足感。

What we see changes what we know. What we know changes what we see.

世界是一本书，不旅行的人只读了一页。

To love is to risk being rewritten by another.

I know what I can do, so it doesn't bother me what other people think or say.