—— 请按键盘 空白键 开始游戏 ——

Knowledge is represented in the mind as symbolic structures.
Reflect upon your present blessings, of which every man has plenty; not on your past misfortunes, of which all men have some.
The computer is the most remarkable tool that we've ever come up with. It's the equivalent of a bicycle for our minds.
预测未来的最好方式就是创造未来。