Judging people by their skin color is one of the most pernicious notions in American life. Years ago, this kind of noxious racialism was the province of Southern segregationists. Today, it is too often peddled by the progressive Left. The good news is that the 2024 presidential election showed us that Democrats’ rickety voting coalition, glued together by an array of minority groups, is probably a lot less durable than many people assumed. Remember, President Donald Trump expanded the minority vote for Republicans despite running against a black candidate, promising to disband diversity, equity, and inclusion programs, and explicitly rejecting the idea of racialist politics. None of that is even to mention the fact that no one in American history has been compared to Hitler with more regularity. (Illustration by Dean MacAdam) Perhaps more people...