"A writer is a world trapped in a person."

I always believe that the best is yet to come.

真正的竞争对手从来不是同行，而是用户的旧习惯。

On marketing: "In the old world， you devoted 30% of your time to building a great service and 70% of your time to shouting about it. In the new world， that inverts."

你在一瞬间变成了你的选择。