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.

The right of nature... is the liberty each man hath, to use his own power, as he will himself, for the preservation of his own nature; that is to say, of his own life.

The question isn't who is going to let me; it's who is going to stop me.

The highest knowledge is to know that we are surrounded by mystery.

要真正理解一个问题，你必须首先将其简化为其核心本质。