我骨子里有一种倔强,绝不肯屈服于他人的意志。每当有人试图恐吓我,我的勇气就会增长。
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.