In science, the credit goes to the man who convinces the world, not to the man to whom the idea first occurs.

每一本书都是通往另一个世界的门。

译文：口头上说的话像蜂蜜一样甜，内心里却像剑一样歹毒。

每个人出生时都是许多人，死时却是一个人。

We have a responsibility to future generations to leave the planet in better shape than we found it.