I don't think anyone should act like an angel. There's some good people, here, but...

[Everyone has their flaws. Some more than others. (Except Meteion, she's perfect.)]

Regardless, attacking someone isn't going to do that much in the long run. If someone is hypocritical, I'd just call them out on it. If they don't shut up after that, then you could do something like punch them in the gut.