网络的价值与系统连接用户数量的平方成正比。
The value of a network is proportional to the square of the number of connected users of the system.
Every mathematical problem is a window into a new world of understanding.
解释：走夜路的人可以保证自己不做坏事，但却没有办法让狗不对着自己乱叫。
I don't know what you went through yesterday, but I believe you deserve.
If you don’t make mistakes, you’re not working on hard enough problems. And that’s a big mistake.
我们都是欲望的囚徒，牢房的钥匙就在我们自己手中。
A friend is someone who knows all about you and still loves you.