Abstraction is not just about hiding details; it's about creating a clear and concise model of the problem domain.
专制制度就像地狱一样,并不容易战胜,但我们可以安慰的是:斗争越艰巨,胜利将越光荣。
处理一个不自由的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抗。
Every man has a right to his opinion, but no man has a right to be wrong in his facts.