Commentary President Joe Biden’s announcement that a black woman would be his nominee to replace Justice Stephen Breyer may violate the core liberal principle of individualism, but in no way should anyone be surprised. Liberals have been crossing liberal premises for so long that no exertion of identity politics on their part should call for the charge “Hypocrite!” When someone pledges one thing and does another over and over, moral judgments only cloud the behavior. It’s too consistently inconsistent for that. Something else is going on. The phenomenon is everywhere. We have super-liberal parents who put Black Lives Matter signs in their yards but do anything to get their kids into Tier One schools with a tiny black population. They say they care about people and they attach their ears to one NPR story after another on this victim and that, but they live in neighborhoods those victims could never …