相信生命是值得的，你的信仰将有助于创造这个事实。
The greatest discovery of my generation is that human beings can alter their lives by altering their attitudes of mind.
The true history of the world is the history of great men.
水和空气，所有生命赖以生存的两种基本流体，已经变成了全球的垃圾箱。