There always have been and always will be class divisions. Every society has a version of the phrase "Shirtsleeves to shirtsleeves in 3 generations." But now th

There always have been and always will be class divisions. Every society has a version of the phrase "Shirtsleeves to shirtsleeves in 3 generations." But now the slaves are free. We all get world class free public educations (ask the teacher unions.) We all have access to free graduate level education in technologies online. I'll brashly assert that class mobility has never looked better, and while they are possible, there are no real-world examples of a better society than ours (at least to my view).