If you ever see a man in deep thought, and wonder what it is he's thinking about, I can assure you they are always dreaming about bowling. Life for a man is 24/7 wishing you were on those lanes tossing balls. It's agony.
I'm not saying chiropractors should be illegal, I'm just saying they should have to have cigarette style warning labels in big print on their waiting room walls saying "The guy who invented this says he learned it from a ghost."