Depending on city ordinances you can get ticketed for obscene/explicit language when it's posted in public.

Not autistic, just overbearing, strongly opinionated and has a strong desire to have power over others even if it involves stepping on others to get it. Hence, why it's so funny he gets pranked. Many times unpleasant people are just unpleasant and don't have a "condition" to justify it.

It's tiny enough I'm sure you could get all of it with good stomp.

Yes and no. The values and ideas of a culture are going to directly contribute to what they can do. Violence is just something that can be done. Using violence effectively combined with a culture that promotes advancement and then using that advancement in all aspects of your culture, which includes ways to be violent, is proof of the superiority of ideas, values, or religion.
TLDR: You don't gain superiority in the application of violence without also having superior cultural ideas, values, or religions.