通往地狱的路是由善意铺成的。
The beauty of mathematics lies in its ability to describe the fundamental laws of nature with precision and elegance.
The best way to predict the future is to create it.
人是生而自由的，但却无往不在枷锁之中。自以为是其他一切的主人的人，反而比其他一切更是奴隶。
If people did not sometimes do silly things, nothing intelligent would ever get done.
