人们会为自己相信的东西而战。

Comedy is the ultimate revenge against tragedy.

Sustainability isn't a choice—it's our responsibility to the next generation.

地球不是一个刚体，而是一个动态系统，其中对流起着基本作用。

It’s on the strength of observation and reflection that one finds a way. So we must dig and delve unceasingly.

The clouds over the land now rose like mountains, and the coast was only a long green line with the gray blue hills behind it. The water was a dark blue now, so dark that it was almost purple.

The most dangerous phrase in the language is, "We've always done it this way."