—— 请按键盘 空白键 开始游戏 ——

保卫国家政权,是那些君主和臣子等享受俸禄的人谋划的事;保卫整个天下,即使是地位低微的普通百姓也有责任参与。
Materials tell their own stories; we just have to listen.
The Langlands program is a reflection of the beauty and depth of mathematical thought.