To look at a thing is very different from seeing a thing. One does not see anything until one sees its beauty. Then and then only, does it come into existence.

The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

"The true power of science lies in its ability to unite us in our quest for knowledge."

In television， ideas must be compressed into slogans and jokes.

一个人不论年龄多大，都要学习自己不懂的东西。这不是羞耻。

地球是一个宇宙个体，是宇宙中独一无二的存在。