煤炭的可持续未来取决于我们能否在不牺牲依赖该行业的人的生计的情况下整合更清洁的做法。
The universe is not only stranger than we imagine, it is stranger than we can imagine.
I think it's important to be able to have a sense of humor about life.
The key to happiness is to have dreams. The key to success is to make your dreams come true.