Anon's can breed like rabbits. Rascally Rabbits can also fall down the radicalization rabbit hole. Radicalization is the process through which a person comes to support or be involved in extremist ideologies. Radicalization can be a complex issue. For me, nobody does it better than the government. After feeling like they have destroyed the trust of the people one can feel faith in governments is only for the young.
The entertainment industry would be 2nd, The lyrics in songs and the scripts of the movie, Like Star Wars - 'The Rebel Alliance against the Empire. I love democracy.' Well-known expressions in society can bleed into religion. Like how the movie The Matrix has been used as a type of preaching aid for religious viewpoints. All of the above mixed together can end up with the news on social media with a wide expression of opinions.
Input can equal output, use critical thinking. Understand the hearsay around you, hearsay is generally inadmissible. Stay true to the type of person you want to be.