—— 请按键盘 空白键 开始游戏 ——

每个数学问题都有一个解决方案;只是需要时间和创造力来找到它。
The real challenge lies in making small-scale farmers part of the global solution.
For the strength of the Pack is the Wolf, and the strength of the Wolf is the Pack.
One should forgive one's enemies, but not before they are hanged.