—— 请按键盘 空白键 开始游戏 ——

I hate when I'm on a flight and I wake up with a water bottle next to me like oh great now I gotta be responsible for this water bottle.
万事皆有可能,“不可能”的意思是,“不,可能。”
Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
A mathematician is a device for turning coffee into theorems.
The only thing we have to fear is the absence of fear itself.