数学研究是所有自然现象精确知识不可或缺的基础。

英雄是一时的，但传奇是一世的。

That man, I think, has had a liberal education who has been so trained in youth that his body is the ready servant of his will.  

There are no shortcuts on the road to success, only continuous effort.

词语如同影子，影子如同词语：它们什么都不说，它们只是重复我们想听的话。

The poet is the only one for whom the world is not silent; he is the only one who can hear the music of the spheres.