—— 请按键盘 空白键 开始游戏 ——

The man who moves a mountain begins by carrying away small stones.
Consciousness is the workshop of evolutionary success.
The definition of a good mathematical problem is the mathematics it generates rather than the problem itself.
有史以来最大的发现就是,一个人仅仅改变自己的态度,就能改变他的未来。