People with an obsession see everything as validating their preconceived notions. They need little in the way of affirmation to arrive at their long-ago-chosen destination.
Ah, the “I’m rubber and you’re glue” gambit.
Actually I’ve always approached it from the exact opposite approach: I’m open to alternate POV as long as you can make a compelling case. Give me a convincing argument and I’ll gladly consider it.
So far you’ve failed.