Technology is just a tool, the core of a game is still its soul.

Geometry is knowledge of the eternally existent.

"Children understand visual storytelling instinctively."

我不是完美主义者，但我喜欢把事情做好。

Happiness is not something ready made. It comes from your own actions.

The advantages found in history seem to be of three kinds， as they result either from the mere situation of the climate and country or from the form of government and of the character of the people， or from those finer principles and morals， which may be called the recommendations of philosophy.