—— 请按键盘 空白键 开始游戏 ——

It is the greatest good to the greatest number of people which is the measure of right and wrong.
Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
I don’t let fear control me, I let it challenge me.
每一天都是祝福,即使是糟糕的日子。