Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.

Will you play it safe， or will you be a little bit swashbuckling？

科学中真正的回报是为比自身更伟大的事业做出贡献。

The most important property of a program is whether it accomplishes the intention of its user.

过去并不属于我们，而我们属于过去。