In a state, the liberty of one citizen is a menace to the others.
The challenge in computer science is not just to solve problems, but to understand why they are problems in the first place.
电影永远不会完成,只会被放弃。
引力波的探测为我们打开了一扇观察宇宙的新窗口。
我们都被那些在我们之前的人的选择所塑造。