You can't just sit there and wait for people to give you that golden dream. You've got to get out there and make it happen for yourself.

You can't use up creativity. The more you use, the more you have.

数学家最好的作品是艺术，一种高度完美的艺术，像想象的最秘密的梦想一样大胆，清晰而透明。

To create is to enter into a dialogue with absence.

The world is always in movement.

抗击贫困的关键是将它分解成更小、更易管理的问题。