What is success? I think it is a mixture of having a flair for the thing that you are doing; knowing that it is not enough, that you have got to have hard work and a certain sense of purpose.

唯一能把我拉下来的人就是我自己，我不会再让自己把自己拉下来了。

A sustainable coal industry is possible if we commit to the right technologies.

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.

黑云受到光的接吻时，就变成了天上的花朵。