要享受自由，我们必须控制自己。
我做事情不是为了得到反应或关注，而是因为我热爱做这些事情。
The dream behind the Web is of a common information space in which we communicate by sharing information.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
The only way to do great work is to love what you do.