—— 请按键盘 空白键 开始游戏 ——

"我不是一个词,我是一种语言。"
Every problem in mathematics is a puzzle waiting to be solved, and the joy is in the solving.
如果我们用耕种土地的方式耕种海洋,我们将重蹈覆辙。
"The greatest glory in living lies not in never falling, but in rising every time we fall."