The power of abstraction is that it allows us to reason about systems at a higher level, without getting bogged down in the details.
抽象的力量在于它允许我们在更高的层次上推理系统，而不会被细节所困扰。
我知道你是来杀我的。开枪吧，懦夫，你只是要杀一个人。
唯一真正安全的系统是关闭的，浇筑在混凝土块中，并密封在有武装警卫的铅衬房间中——即便如此，我仍有疑虑。
"Psychology must focus on the utility of mental operations."
一部伟大的电影是那种在你离开电影院后仍久久留在你心中的电影。
The only thing that can make you a winner is your resilience.
The best revenge is massive success.