There's a large difference between belittling someone for not liking a ham and cheese sandwich and belittling someone for thinking that certain races are genetically inferior and we should seek to remove them from our geographic location to better our society.

Some opinions are fucking shit and deserve to get dunked on whenever they're voiced.

I'm going to hopefully assume that you were talking about the more mild incidents and didn't even think of the nastier side of opinions people carry. Otherwise your opinion is shit, too.