[yorwba]

I can, but that means I'm either not intelligent enough, lacking information or not well-intentioned, because why would there be disagreement otherwise? Only one of these can be fixed, and that is by exchanging information.

Or in other words: Yes, but you need good arguments to make me change my mind.

[gydfi]

Not at all. Most political disagreements come from perfectly reasonable fundamental disagreements about the way the world ought to be.