唯一真正的旅行不是去新的风景，而是拥有新的眼光。

如果你热爱一件事时，你就会为它克服一切困难。

科学无国界，因为知识属于人类，是照亮世界的火炬。

My characters are not innocent. They know too much.

I’m sure the universe is full of intelligent life. It’s just been too intelligent to come here.

Do not put forward anything that you cannot prove by experimentation.

"Experience is merely the name men gave to their mistakes."

Success is not about the destination, it's about the journey.