—— 请按键盘 空白键 开始游戏 ——

I am not trying to imitate a photograph; I am trying to make one.
The ocean feeds us, and it's our responsibility to ensure we feed it back with care and respect.
数学不知道种族或地理边界;对于数学来说,文化世界是一个国家。
怎样的人,他才敢如此指责自己的错误呢?