自然的简单性不应以我们对简单性的概念来衡量。
城市是人类最伟大的发明,而建筑是它的语言。
The best way to have a good idea is to have a lot of ideas.
"Hope is the thing with feathers that perches in the soul."
"The security of quantum communication comes from the laws of physics, not from computational complexity."