—— 请按键盘 空白键 开始游戏 ——

倒置,始终倒置:将情况或问题颠倒过来。反向观察它。
释义:水一旦泼出去,就收不回来,后悔也来不及。  
Science is not about control. It is about cultivating a perpetual condition of wonder in the face of something that forever grows one step richer and deeper than our latest theory about it.