No. *Raises hand at about neck level* If you think about relationships, and you say up here is a long-term relationship, with full commitment. *Puts other hand about a foot below the top hand* ...and down here is just a one night stand, absolutely no emotional involvement at all. Well, this area in between the two is a grey-area full of all sorts of interactions and relationships that two people can have. They can be just as fun or as fulfilling as either of the extremes, both people just have to be honest about their expectations.