>>12746249It's natures way of showing their fitness or lack thereof as a potential reproductive mate. Just as animals instinctively look for certain physical traits in prospective mates, humans are hard wired to look for and find certain physical traits desirable in other humans of the opposite sex. That autismos are ugly is nature's way of indicating their unfitness, in this case mentally, as a potential mate. Despite the stereotype of the nicest most well adjusted and smartest guys being nerds while the attractive highschool quarterback types being dumb jocks, research has shown that people who are good looking and excel athletically are typically mentally healthier and more well adjusted as well as more intelligent. Remember, as we are social animals, human traits are evolved not just for the benefit of the individual organism, but for the benefit of the group as a whole over the well being of the individual.