Probably the longest as well as the shortest, dependent on our interest concerning the topic at hand roud:
I think most of us have that in their bios, it's likely to be part of our sarcastic / ironic nature.You're in good company then! My bio on Facebook reads: "I'm a real jerk once you get to know me."
I've no friends and am a social reject. I'm a douche, I don't like you, people don't like me and my only haven are MMO's simply because that's how much of a fuck up I am. To top it off I can only associate myself with Anime super heroes and solely blame my surrounding, childhood and parents for it.