—— 请按键盘 空白键 开始游戏 ——

The best way to predict the future is to invent it.
Success is not just about what you achieve, but how you achieve it.
The labor which it would require to make a single one of these guns by hand would exhaust the patience and perseverance of any ordinary workman.
进步的艺术是在变化中保持秩序,在秩序中保持变化。