For anyone looking for a way of talking to friends or family who are into conspiracy theories, this book is good: https://www.amazon.com/Escaping-Rabbit-Hole-Conspiracy-Theor...
I don't think it's a good strategy for improving discourse, but some people probably find the creative element enjoyable.
To give you a sense of his motivations: He's a former debate captain, coach, judge. Pendants about grammar, punctuation, pronunciation. Still believes logic and facts are persuasive. Especially said louder, with more sarcasm and derision.
I'm trying to be less like that. Old habits are hard to change.