—— 请按键盘 空白键 开始游戏 ——

In a world of universal deceit, telling the truth is a revolutionary act.
"The essence of mathematics lies in its freedom."
如果你的鞣制过程经不起纪录片团队的检验,是时候重新思考你的方法了。
The greatest tragedy is not death, but forgetting one's mother tongue.