美德与伟大不能兼得。

Character is doing the right thing when nobody's looking. There are too many people who think that the only thing that's right is to get by, and the only thing that's wrong is to get caught.

求知若饥，虚心若愚。

文章的妙处在于，一句话能说尽天下的道理，片言能概括万物的情状。

It’s not the having, it’s the getting.

In mathematics, the most profound ideas often arise from the simplest observations.