定理不是偶然发现的。

每一颗播种的种子都是对未来的承诺。

What's terrible is to pretend that second-rate is first-rate. To pretend that you don't need love when you do; or you like your work when you know quite well you're capable of better.

当我们不在正确的道路上时，奔跑有什么用？

Education is the art of making man ethical.

That is what learning is. You suddenly understand something you've understood all your life, but in a new way.

建筑的特性取决于它的使用方式，而不是它的外观。

A film is never really good unless the camera is an eye in the head of a poet.

It has done me good, because of the color of the wheat fields. Go and look again at the roses. You will understand now that yours is unique in all the world。

人真正的祖国是童年。