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We're in the business of entertainment, but we're also in the business of enlightenment.

最大的悲劇不是死亡，而是被遺忘。

在野外，沒有第二次機會。你必須第一次就做對。

幸福取決于我們自己。

光線漸暗，隨之而來的是白天的溫暖逐漸消失。

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.