凡是大国之所以不攻打小国的，必定是由于这个小国粮食充足，城郭修筑坚固，上下和谐一心。 

I remember my friend Johnny von Neumann used to say, 'with four parameters I can fit an elephant, and with five I can make him wiggle his trunk.'

魔鬼不需要长角才危险。

The only true voyage of discovery would be not to visit strange lands but to possess other eyes, to behold the universe through the eyes of another, of a hundred others.

I want talent， not money. Talent will find its way.

The longer I live, the more I am inclined to the belief that this earth is used by other planets as a lunatic asylum.

数学是一种超越文化和语言障碍的通用语言。