—— 请按键盘 空白键 开始游戏 ——

The world is a stage, but the play is badly cast.
Writing is an act of courage—you have to be willing to fail.
The unity of mathematics is not imposed but discovered.
An idea that is not dangerous is unworthy of being called an idea at all.
The press is the best instrument for enlightening the mind of man, and improving him as a rational, moral and social being.