一个问题如果在计算机上可以快速解决，那么它属于P类问题；如果一个解可以快速验证，那么它属于NP类问题。
If you want to fly, you have to give up the things that weigh you down.
这个世界的美和神秘只有通过情感、关注、兴趣和同情才能显现。
The thing you fear most has no po you free.
"The world is full of stories, but the stories are all one."
应对不自由世界的唯一方法就是变得如此绝对自由，以至于你的存在本身就是一种反叛。
The only time success comes before work is in the dictionary.
