I have in fact. I try to take it slow, get agreement on the importance of using logic for discussion as opposed to emotion and then when they say something tha

I have in fact. I try to take it slow, get agreement on the importance of using logic for discussion as opposed to emotion and then when they say something that's obviously wrong I basically point out a counter example and ask them why they think the counter example violates their belief (softly, not aggressively like happens on the internet).