““What neither Warren nor most of the rest of us recognized was that segregation was not, as Nirej Sekhorn put it, simply a "taint" or "bias." It was the dominant interpretive framework for a social structure that organizes the American garden's very configuration. Segregation was not merely an oppressive legal regime, it consolidated the imaginative lens through which Americans would now conceive race. It also reaffirmed the binary system through which we Americans tend to think of race-i.e., "black" and "white.””