在一个国家中,一个公民的自由就是所有人的自由。
The design of algorithms is both an art and a science.
When truth is buried, it grows. It chokes. It gathers such an explosive force that on the day it bursts out, it blows up everything with it. 
成就的唯一途径是热爱自己的事业,如果你还没找到的话,继续寻找,不要屈就。