真正的创新发生在你挑战现状的时候。
老时相信一切,中年怀疑一切,青年知道一切。
I'm the reason your noise won't stop.
The greatest sweetener of human life is Friendship. To raise this to the highest pitch of enjoyment, is a secret which but few discover.
生存还是毁灭。这其实不是一个问题。
The only thing worse than being talked about is not being talked about.
Every mathematical problem has a solution; it just takes time and effort to find it.