你不必被过去做过或没做过的事情定义。

All things are possible until they are proved impossible and even the impossible may only be so, as of now.

"The beauty of computational complexity lies in its ability to reveal the inherent difficulty of problems, regardless of the specific algorithms used to solve them."

Prove yourself with effort, not words.

Never let your sense of morals prevent you from doing what is right.

我越是思考语言，就越惊讶于人们竟然能够相互理解。

众人的好恶容易察明，但自身的缺点好恶则不易发现。