"You can't always be happy, but you can always be brave."
The best way to solve a problem is to have someone else solve it for you.
"Memory is both our prison and our only path to freedom." 《记忆的囚徒》
不可以同井底的青蛙谈论大海的辽阔，因为有空间的拘束；不可以同夏天的小虫谈论冰冻的寒冷，因为有时节的局限。
Every program has (at least) two purposes: the one for which it was written, and another for which it wasn't.