爱只是一个系统,为了让某人在做爱后叫你亲爱的。
Love is just a system for getting someone to call you darling after sex.
The only way to do something in depth is to work hard.
为国家服务,是一种荣誉而不是权利。
Mathematics is the language in which God has written the universe.
There is nothing permanent except change.
It's easier to stay out of trouble than it is to get out of trouble.