好的科学既需要创造力，也需要纪律性。

我不是来取悦每个人的。我是来忠于自己的。

I don't think about age. People who tell me I'm too old to do something, I just ignore them.

Coal has powered our past, but we must be honest about its role in our future.

I think it's important to take risks, to step out of your comfort zone.

Some people don’t like change， but you need to embrace change if the alternative is disaster.

写作的艺术是发现自我的艺术。