—— 请按键盘 空白键 开始游戏 ——

The beauty of a structure lies in its logic.
I am not lonely. I am alone. There is a difference.
法律的概念本质上是一个社会事实问题。
The pain is temporary, but the music is forever.
"Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding."