—— 请按键盘 空白键 开始游戏 ——

Our strength comes from our ability to adapt and evolve.
在以情动人前,你自己要先被打动。在你催人泪下前,你自己要热泪盈眶。在你以理服人前,你自己要坚信不疑。
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.