—— 请按键盘 空白键 开始游戏 ——

Success comes from a combination of hard work, persistence, and a little bit of luck.
The secret of change is to focus all of your energy not on fighting the old, but on building the new.
我们称可见光为什么?我们称之为颜色。但颜色只是我们给光碰到某物时的行为方式起的名字。