—— 请按键盘 空白键 开始游戏 ——

Words have power, but silence can be stronger.
The study of L-functions is a testament to the power of abstraction in mathematics.
一个个都说∶我是向上效法了尧、舜、夏禹、商汤、周文王、周武王的大道。”但所说的话却是互相攻击的,所行的事是截然相反的。 
Semiconductors are the food of the information society; without them, modern information technology would not exist.
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."