—— 请按键盘 空白键 开始游戏 ——

Education is the kindling of a flame,not the filling of a vessel.
"Understanding the limits of computation is as important as pushing its boundaries."
苏联人是一个永远在等待的人——等待配给,等待命令,等待终结。
States are rational actors, and they will always act in their own self-interest.