No. There is no discrimination in this forum at all. And precisely here there is a respect for freedom of expression that there is not (anymore) in other parts of the internet, especially in social media.
I myself have argued a lot with advocates of pro-communist or radical leftist policies. With moderate leftists too, but with them I usually reach common ground. I was amused by one thing he replies to you:
Dear CCP representative, Welcome to Democracy 101.
LOL. I could have told you the same thing. Which is not to say that I discriminate against you.