历史不是过去——它是我们为组织对过去的无知而演变出的方法。
The concept of polynomial-time reduction is central to understanding the structure of NP-complete problems.
白色是最奇妙的颜色,因为其中可以找到彩虹的所有颜色。
Don’t be afraid to take risks—most great inventions come from bold experiments.