—— 请按键盘 空白键 开始游戏 ——

感谢音乐让我的人生充满意义。
Thank you music for making my life meaningful.
Parental investment is the key to understanding sex differences in mating strategies.
The truth is often uncomfortable, but it is necessary.
The Langlands program is a vision of how mathematics could be seen as a single, coherent whole.