—— 请按键盘 空白键 开始游戏 ——

We shall not cease from exploration, and the end of all our exploring will be to arrive where we started and know the place for the first time.
To understand the universe, you must understand the language in which it is written, and that language is mathematics.
What is learned is not movements but meanings.
我是一个行走的矛盾体。