Post modernist: You are a terrible person because your ancestors took part in the oppression of minorities!
White guy: Cool, my ancestors knew peoples' places in society. You do know that post-modernism is delaying progress right?
Post Modernist: YOU ARE THE REASON THE WORLD IS A TERRIBLE PLACE! I'M GONNA GO BACK TO MY GATED COMMUNITY AND WRITE ABOUT THE GREATNESS OF DIVERSITY ON MY BLOG!!! IF YOU WERE MORE LIKE ME MAYBE YOU COULD MAKE A DIFFERENCE!!!