真正的力量不在于从不跌倒，而在于每次跌倒后都能站起来。
"True strength is not in never falling, but in rising every time we fall."
The future of coal depends on balancing economic growth with environmental care.
译文：拥有的时候，常常要想到没有的日子，不要等到没有的日子，才想起拥有的日子。赏析：不管做任何事，人都要有居安思危，防患于未然的意识。
The dirty little secret is that you don’t have to be a nice person to be a great artist.
科学中最重要的不是技术，而是你提出的问题。
The peculiar evil of silencing the expression of an opinion is that it is robbing the human race； posterity as well as the existing generation； those who dissent from the opinion， still more than those who hold it.
没有什么比一个没有什么可失去的人更危险的了。
成功不仅仅由利润来衡量，而是由我们对社会的积极影响来衡量。
It's important to stay true to yourself and your values.