当没有人相信你时,你必须相信自己。
我们都是自己选择的总和,也是他人为我们做出的选择的总和。
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.