—— 请按键盘 空白键 开始游戏 ——

有人认为坚持使我们强大,但有时放手才是最好的。
Writing is a dialogue with oneself.
世界上充满了神奇的事物,耐心地等待着我们的感官变得更加敏锐。
Representation theory provides the language in which many number-theoretic phenomena can be expressed.