A sustainable coal industry is possible if we commit to the right technologies.
如果我们致力于正确的技术，可持续的煤炭行业是可能的。
I don’t follow trends, I set them.
"To live is the rarest thing in the world. Most people exist, that is all."
The only way to get rid of a temptation is to yield to it.
数学中发现的快乐是无与伦比的。