—— 请按键盘 空白键 开始游戏 ——

有人认为坚持使我们强大,但有时放手才是最好的。
The laws of physics are the same everywhere in the universe, and that is a profound truth.
The power of science lies in its universality and selflessness, transcending the boundaries of nations and cultures.
数学的美在于它是一种可以以其他任何方式都无法描述宇宙的语言。
我们都欠死亡一条命。