永远不要停止学习；当你认为自己无所不知的那天，就是你开始落后的那天。
The truth is rarely pure and never simple.
你知道，在中世纪的英国，但你遇见一个非常穷苦的人，你会认为他“不走运”，直接地说，那些不被幸运之神眷顾的人。
"I’ve practiced so much that I don’t need to think before I play. It’s like driving a car—you don’t think about which pedals to push."
不要只销售产品，要销售价值观和愿景。
The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome.