He didn't call anyone a troll, moron or dismiss their talk as nonsense. So you definitely stepped it up a few notches.
Plus your qualifications are general and for anyone with that view, not limited to the person you are responding to. Some of what you say is right, and some is very wrong. I am not going to start a discussion with you on a topic you are clearly not able to talk about with a cool head.
There is so much propaganda around that every single one of us has inevitably swallowed some. We need to be ready therefore and allow for our truths to be challenged in a meaningful way. That is hard to do when you are young, I'll readily give you that.