—— 请按键盘 空白键 开始游戏 ——

God is in his heaven—All's right with the world!
I keep challenging myself because I don't want to repeat.
聪明好学,不以向地位低下的人请教为耻,所以称他为“文”。
不沉溺于过去,专注未来。
Mathematics is the art of turning complexity into clarity.
The most important property of a program is whether it accomplishes the intention of its user.