—— 请按键盘 空白键 开始游戏 ——

In mathematics, the art of proposing a question must be held of higher value than solving it.
当面临挑战时,专注于解决方案而不是问题。
To be brave is to love someone unconditionally, without expecting anything in return.
创新是现代矿业的支柱,没有创新,我们只是在地上挖洞而已。