—— 请按键盘 空白键 开始游戏 ——

我们站在巨人的肩膀上,但仍有如此多的东西有待发现。
We are standing on the shoulders of giants, but there is still so much more to discover.
The most important thing in a user interface is the feedback.
Happiness is not something ready made. It comes from your own actions.