Ah, those days of tender innocence, hotly pursuing even the most unattractive of individuals in the vaguest hope that they might want to go out with you. And then, the moment where they say 'Yes!' and you both realise that actually you don't really like each other very much at all.
Actually... come to think of it, that trend seems to have followed me into adulthood as well. But it's not all a bed of roses - this can happen, too:

How depressing.