当你开始考虑如果你输了你会做什么的那一刻，你就已经输了。

The goal of mathematics is to understand the structures that underlie the phenomena we observe.

The best way to succeed is to fail often.

成功不是幸福的关键。幸福是成功的关键。如果你热爱你所做的事情，你就会成功。