"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."
应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反叛。
Illustrations should not just decorate the text; they should expand it.
So, I went through life constantly practicing this model of disciplinary approach. Well, I can’t tell you what that’s done for me. It’s made life more fun. It’s made me more constructive. It’s made me more helpful to others. It’s made me enormously rich.
The power of abstraction is that it allows us to ignore details that are not relevant to the task at hand.