Susan Walker: I’d like to think that the man I’m going to spend the rest of my life with has a better reason for staying faithful than, “It might be a trick.”
Steve Taylor: Well, it wasn’t the only thing! It was just like the… deterrent.
Susan Walker: The deterrent?
Steve Taylor: Well, yeah. You know, like nuclear weaponry. I mean, nobody likes it, but it can help to keep the peace.
Susan Walker: Steve, you’ve just compared our relationship to the Cold War.
Steve Taylor: Which, may I remind you, really lasted.
Sarah Alexander and Jack Davenport in the comedy Coupling (2000 – 2004). Written by Steven Moffat (who would later write episodes of Dr Who and co-create Sherlock), it told of the dating dilemmas of a group of three male and three female 20 and 30 somethings.