最艰难的挑战往往带来最大的突破。
理论计算机科学中的挑战不仅仅是解决问题,而是理解为什么它们难以解决。
艺术中唯一的规则就是没有规则。
We have more than enough wealth and power for those who can enjoy simple pleasures.
The world is full of small kindnesses, if you know where to look.