相信自己，相信你所拥有的一切。

Freedom is the recognition of necessity.

On innovation: "I think frugality drives innovation， just like other constraints do. One of the only ways to get out of a tight box is to invent your way out."

The only way to do great work is to love what you do.

The deeper the sorrow, the greater the art.

用户的需求是我们前进的动力。