真相往往隐藏在我们心灵最黑暗的角落。

"The poet is the priest of the invisible."

The computer is just a tool. The pencil is also a tool. It's about how you use it.

The less virtue， the more wealth there is； the less wealth， the more virtue.

计算复杂性的美在于它能够揭示问题的固有难度，而不管用于解决这些问题的具体算法是什么。