In mathematics, as in life, the most profound discoveries often come from asking the simplest questions.

I was born with an enormous need for affection, and a terrible need to give it.

心理学家必须是一个严格的实证主义者。

The wild is a place of constant change. To survive, you have to be ready to adapt.

Mathematics is the art of giving the same name to different things.

爱不是占有，而是欣赏。