欲知其人，观其朋友。
译文：想要看清一个人，应当看看他交的是什么朋友。
"I’m not perfect, but I’m worth it."
The universe is not only stranger than we imagine, it is stranger than we can imagine.
You have to keep thinking about what you can do to make the world a better place.
I’m not here to please anyone.
一个组织的道德质量决定了其决策的质量。
The mathematics of spin glasses revealed a hidden structure that applies to many seemingly unrelated problems.