"So it is within that general framework of a romantic comedy that is going to end happily, we create the little moments that catch people by surprise."

VOA: standard.2010.04.30

But the catch is that the party on the other end of things has to have that same machine or know that same number.

但是那个隐情是对立面的党派,必须有一个同样的机器或者知道那个密钥。

哈佛公开课 - 计算机科学课程节选