—— 请按键盘 空白键 开始游戏 ——

译文:活着的人姑且活一天算一天,死去的人就永远不会复生了!
I grew up on the land, and I knew what hunger was.
The teacher should not teach as if he were pouring knowledge into an empty vessel, but rather as if he were lighting a fire.
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.