—— 请按键盘 空白键 开始游戏 ——

I've learned that you can't have everything and do everything at the same time.
作家必须是一个永远的初学者,总是怀疑,总是探索。
Mathematics is the music of reason.
I am not trying to imitate a photograph, I am trying to make one.
认证标准不仅仅是文书工作,它们是我们对地球的承诺。