化学工业是现代文明的支柱，我们必须以应有的尊重和责任对待它。

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.

唯一真正属于你的是你的热情。

A mind needs books as a sword needs a whetstone if it is to keep its edge.