知道什么都不是；想象才是一切。
To know is nothing at all; to imagine is everything.
The most important property of a program is whether it accomplishes the intention of its user.
Dreams don't run away, it's always yourself who runs away.
Small actions, when multiplied by millions of users, can change the world.
We are all of us made by what we have lost as much as by what we have gained.
最伟大的领导者不一定是做最伟大事情的人，而是能让人们去做最伟大事情的人。