because, it keeps people sane, and saves time. As much as people insist it, there isn't always a logical, scientific reason for everything that happens. These people continue to try and rationalize, effectively wasting hours on end. Hours they could spend doing more important things, such as watching shitty TV, or posting here.

"Ah good. Now I'm on the internet clearly saying I like tranny cleavage. This shouldn't get me harassed at all."
-- Lothar of the Hill People