Critique the political views and beliefs of a certain group, and suggest they should create their own isolated and homogenous community.
Why don't PC fascist like yourself not go and create a redoubt of like minded leftist?  There would be no whites, no normal sexual orientation,  no Christians', no sober folk not on drugs or booze, Wow, a progressive paradise!  You could sell books on pot farming, astrology, gunophobia, hemp, brown supremacy, How to speak PC code!  Wow!