Qualifications are necessary sometimes. Anticipating and defusing opposing arguments has been a vital rhetorical strategy since at least the days of Aristotle. Satire and ridicule, when done well, are high art. But the idea is to provoke and persuade, not to soothe. And the best way to make an argument is to make it, straightforwardly, honestly, passionately, without regard to whether people will like you afterward.