In mathematics, you don't understand things. You just get used to them.

"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."

I don’t sleep because I’m too busy dreaming.

煤炭的真正价值在于我们如何负责任地开采和使用它。

海洋生物多样性是我们行业未来的基础——我们必须不惜一切代价保护它。