No, not insulted at all-- it's just a misconception about them. But they do need places like reserves to live, for their safety and for ours, because there are a lot of misconceptions about them and so few people actually know how to live with them. So they're definitely dangerous in that sense.
Were you a Gryffindor at Hogwarts? A legend? You'd have to tell me, but I was pretty good at Quidditch.