书籍是镜子:你只能在其中看到你内心已有的东西。
人生最大的悲剧不是死亡,而是没有真正活过。
没有承诺,你永远不会开始,但更重要的是,没有坚持,你永远不会完成。
The capacity of the human mind for formulating and solving complex problems is very small compared with the size of the problems whose solution is required for objectively rational behavior in the real world.