And it feel like really this is just one of those like games the magicians play in the square where you are literally moving the cups around accomplishing nothing other than confusion - with the audience but-- which may actually be the case-- but, I argue that this is actually better.

看起来这就是一种,魔法师在广场中玩的游戏,在这个游戏中你只是逐个地移动杯子,除了让观众觉得困惑，其实什么事都没做,-但事实又是什么呢-,实际上我觉得不仅仅如此。

哈佛公开课 - 计算机科学课程节选