言语是唯一永恒的东西。

I never buy anything unless I can give a good reason why I think it will go up.

作家的生活是一种怀疑的生活。

The challenge of modern physics is not just to understand the universe, but to understand our place within it.

Every individual has a place to fill in the world and is important in some respect whether he chooses to be so or not.

I don’t compete with others, I compete with myself.