““So let me conclude this chapter with a celebration of splitting--of the disciplined, principled preference for rejecting categories whenever we discern them at work. Again, this is not to say that we can live without them, but rather that we need to cultivate skepticism as a first response. The group solidarity matters to almost all of us in one way or another--it is the stuff of which both inner rings and genuine membership are made--on some fundamental level, as Dorothy Sayers once wrote, “What is repugnant to every human being is to be reckoned always as a member of a class and not as an individual person.” The key word there is always: to be “reckoned...as a member of a class” Is sometimes useful, often necessary, but intolerably offensive as a universal practice.””