Nothing is certain， and nothing is impossible.

We cannot always assure the future of our friends, but we have a better chance of assuring our future if we remember who our friends are.

音乐行业是残酷的，但如果你足够优秀，你就会生存下来。

如果我们致力于正确的技术，可持续的煤炭行业是可能的。