No need to waste your breath "pleading" with Politically Correct Progressives (PC-Progs) to explain their ideology to you.
The roots of their beliefs and attitudes are analyzed and revealed in Willing Accomplices: How KGB Covert Influence Agents Created Political Correctness, Obama's Political Platform, and Destroyed America.
It's on Amazon.
Willi Muenzenberg, a wily German, understood American "intellectuals" very well. As the KGB's mastermind behind the operation, he designed both the payload that his agents inserted into our culture, and also the attitude they created among the "intellectuals"--elite superiority over the "moron millions."
The PC-Prog response: Admit Nothing. Deny Everything. Make Counter-accusations.