Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.

能源的真实成本必须同时考虑其生产和遗留影响。

译文：不能逃避的事一定要去面对，该放手的事一定要懂得放手。赏析：遇到困难，我们要敢于面对，逃避现实并非解决问题的方式。人的精力有限，不必事事躬亲。我们要信任对方，放手让对方去做，即使对方做错了，也没事，因为人都是在错误中成长起来的。

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.

精神是穿透生命本身的生命；它以燃烧在灵魂中的火焰为食。

我不害怕脆弱。这是人性的一部分。

The most valuable resource we extract isn't in the ground; it's the talent and dedication of our people.