Every ton of coal we extract must create maximum value with minimum environmental impact.

"Memory is what we thought we'd forgotten; it's what we have forgotten we've forgotten."

人的声音是最强大的工具。

人们害怕他们不理解的东西，憎恨他们无法征服的东西。

"Humor is a way of telling the truth without being too serious about it."

一本书是作者和读者之间的对话，一种超越时间和空间的对话。

I am not wise, but I have learned a great deal simply by staying alive.

在所有人中，即使是好男人，都有一个放纵的野兽本性，这同样发生在睡眠中。