Earlier quoted context omitted.
There's a certain sub I like that is full of sexist and racist stuff and nobody there likes Trump at all. What I mean to say with this is, when you see stuff you don't like on Reddit, that does not mean it's coming from T_D, or that getting rid of T_D would get rid of stuff you don't like.
Yes, and even places that are anti-racism, anti-sexism, and hate trump are often filled with emotionalism and thoughtless group think shouting. Comments decrying anything bad in a caustic way are near useless.
Yes. The kind of mentality which is drawn to social condemnation has been a mental substrate to all kinds of bad stuff throughout history. No matter how positive the cause for which it's done, it often becomes toxic and authoritarian. Witness various religions throughout history, as well as the high ideals of the early international communists.