—— 请按键盘 空白键 开始游戏 ——

The hardest thing to do is to accept that you are not the hero of your own story.
I'm not afraid to tell my story because it might help someone else.
数学不知道种族或地理界限;对于数学来说,文化世界是一个国家。
Mathematics teaches us to think logically and creatively at the same time.
天下很多所谓可以做的事情,未必都是可以做的啊!