—— 请按键盘 空白键 开始游戏 ——

Never stop learning because life never stops teaching.
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
Regulation should focus on reducing the likelihood of runs, not just preventing failures.
"In the end, we only regret the chances we didn't take."