—— 请按键盘 空白键 开始游戏 ——

The world is not a wish-granting factory.
The value of a network is proportional to the square of the number of connected users of the system.
The real challenge is not in solving the equations, but in understanding what the solutions mean.
你不能害怕失败,这是成功的唯一途径。
The future belongs to those who prepare today.