最重要的是能够像经济学家一样思考，透过这个视角看世界。

数学中发现的快乐就像解开宇宙留给我们的谜题。

A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between proofs and the best mathematician can notice analogies between theories.

世间的一切事情，都是由人的内心产生的。