语出汉·桓宽《盐铁论·毁学》。坏话不说，坏事不干，可谓洁身自好。

要么致富，要么死在尝试的路上。

"Science is not just a collection of facts, but a way of thinking."

Happiness is not something ready-made. It comes from your own actions.

To write is to confront the ghosts of the past and give them a voice in the present.

在数学中，你不理解事物。你只是习惯了它们。