—— 请按键盘 空白键 开始游戏 ——

现在是过去和未来之间的一座脆弱的桥梁。
"The present is a fragile bridge between the past and the future."
In mathematics, you don't understand things. You just get used to them.
在必要时,一个国家杀死暴君的权利永远不应受到质疑。