The art of discovery is not in finding new lands but in seeing with new eyes.

我不怕死，我怕没有尝试过。

我是个内向的人。我喜欢独处，喜欢待在户外，喜欢带着我的狗好好地散步，看树，看花，看天空。

When we are planning for posterity， we ought to remember that virtue is not hereditary.

你不仅要相信自己，还要相信你所做的事情。

The world must be set in order. The time has come when ethics must be dealt with by science, and never again by mere opinion.

I am the little Jew who wrote the Bible.