The human being is a most curious creature. He thinks he has a soul, but he is a soul; he has a body.
Chaos isn't a pit. Chaos is a ladder. 
The architect's role is to act as a bridge between what is and what could be.
All writing is autobiography.
科学中的创造力来自于将别人没想到要联系的想法联系起来。
Never underestimate the power of a motivated team.
I don't have any particular recipe [for developing new proofs] ... It is the reason why doing research is challenging as well as attractive. It's like being lost in a jungle and trying to use all the knowledge that you can gather to come up with some new tricks, and with some luck you might find a way out.
快乐不是一件自我存在的东西,它仅是与其他不快乐事情的一个相对比照,这就是快乐的整个情况。