—— 请按键盘 空白键 开始游戏 ——

I think that the thing that makes mathematics worthwhile is the fact that it has this incredible structure that you can explore and discover.
The act of writing is an act of hope.
The living moment is everything.
生活其实很简单,但我们坚持把它复杂化。
人生之初,即有忧愁,与生俱来也。