—— 请按键盘 空白键 开始游戏 ——

The definition of a good mathematical problem is the mathematics it generates rather than the problem itself.
We are committed to creating a cleaner, greener future through our innovative technologies.
The older one grows, the more one likes indecency.
理解历史的唯一方式就是活在其中。
我们阅读是为了知道自己并不孤单。
I believe in the power of cinema to change the world.