风俗习惯是人类生活的重要指南。

在你没有成功之前，没有任何人会理解你。

你可以在我唱之前试着从这张纸上读我的歌词，但在我说出来之前，你无法消除这些词的刺痛。

The only way to do great work is to love what you do.

数学的艺术在于发现包含所有普遍性萌芽的特殊案例。

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.  

解释：砍伐树木不把树根砍掉，必能重新生长；堵塞水不把源头堵住，必会重新流出；消除祸患不铲除产生祸患的根基，祸患还会再生。

The most important thing in science is not to stop questioning.

我思故我在。

我唯一知道的是我一无所知。