I think it's more likely the person is being honest. I think the positive move would be to encourage him/her to express their rational and provide an example of how HN accepts different conclusions provided there is a logical process in creating those conclusions.
What you are doing is providing example to buttress op's point as being correct. Best to leave that attitude on reddit.
You disagree with my interpretation of this thread, fine. You might be right, great! The "best leave that attitude on reddit" comment is childish and does more to lower the quality of the conversation than my call to ignore unexplained (not even irrational) points. Grow up.
What you are doing is providing example to buttress op's point as being correct. Best to leave that attitude on reddit.