—— 请按键盘 空白键 开始游戏 ——

The journey of solving a mathematical problem is as important as the solution itself, for it teaches us patience, persistence, and the joy of discovery.
You've got to learn to leave the table when love's no longer being served.
A great army is a great sickness.
We'll be there for you until the end.
尝试过,失败过。没关系,再尝试。再失败,失败也是一种进步!