—— 请按键盘 空白键 开始游戏 ——

Even if I lose, I learn something from it.
即使我输了,我也能从中学到东西。
The great secret that all old people share is that you really haven't changed in seventy or eighty years. Your body changes, but you don't change at all. And that, of course, causes great confusion.
每个数学问题都有一个解决方案;只是需要时间和努力去找到它。