Othering is easier than improving. An old philosophy professor taught me that at a community college when we started getting on the subject of philosophy in politics. This was probably 20-something years ago, now, but one of the many things that stuck with me from his teaching, and makes even more sense now than it did then.
Surely this philosophy has great value if you still believe your adversary is misguided but still well-intentionned
But if your adversary is lying knowingly to everyone saying you are a criminal and should be locked up or deported then I wonder what's there to improve
The game of cooperation only works if you're not playing with someone who is constantly trying to exploit your cooperation attempts