Cada libro es un mundo por descubrir, lleno de sorpresas y enseñanzas.
每一本书都是一个待发现的世界，充满了惊喜和教诲。
The worst pain a man can suffer is to have insight into much and power over nothing.
The horror of the Twentieth Century was the size of each new event, and the paucity of its reverberation.
The key to our success is the bond we share as a group.
技术是一种工具，而智慧在于知道如何以及何时使用它。
我们开采的每一吨煤炭都承载着对工人、社区和地球的责任。