A good programmer is someone who always looks both ways before crossing a one-way street.

In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. And in a world filled with distrust, we must still dare to believe.

Happiness in intelligent people is the rarest thing I know.

每一次的跌倒都是为了更好的站起来。

That’s been one of my mantras—focus and simplicity.Simple can be harder than complex，you have to work hard to get your thinking clean to make it simple.