—— 请按键盘 空白键 开始游戏 ——

Well, the first rule is that you can’t really know anything if you just remember isolated facts and try and bang ’em back. If the facts don’t hang together on a latticework of theory, you don’t have them in a usable form.
"In quantum mechanics, the act of observation changes the system being observed."
我不是商人,我就是生意本身。