—— 请按键盘 空白键 开始游戏 ——

It is always good to have a problem that you cannot solve. It means you have something to work on.
The meaning of earthly existence lies not, as we have grown used to thinking, in prospering but in the development of the soul.
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
事实是,我们都能够做出可怕的事情。但我们也能表现出极大的善意。