Years ago, back when I was single, I was lamenting to some friends about the state of my love life when one of them asked what, exactly, I was looking for. I rattled off a fairly extensive list of all the traits — physical and otherwise — I was attracted to (tall, funny, big nose, glasses, maybe a swimmer’s body, dimples, etc., etc.), and she said, “Oh! I know the perfect guy for you!” Long story short, she set me up on a blind date with this guy who didn’t wear glasses, wasn’t particularly tall, didn’t have dimples, wasn’t a swimmer, and had an average-sized nose. In short, he wasn’t really my…