故事是作者写给自己的一封信,用来告诉自己那些他无法以其他方式发现的事情。
Every drop of oil should be used efficiently and responsibly.
I don't think about limitations. I think about possibilities.
The man who moves a mountain begins by carrying away small stones.
现代采石要求我们同时成为地质学家、生态学家和社区外交官。
The hardest decisions often require balancing short-term gains with long-term consequences.