I’ve always thought that the schoolboy who’s a bit of a troublemaker is the one who’s going to come out and do something really interesting.

You have to be able to accept failure to get better.

那些疯狂到认为自己能改变世界的人，往往真的改变了世界。

刀展示了锋利，而试刀砍头的人将遭到不祥。 

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