It is hard to think of a more cynical and contemptuous political act this year than John McCain's selection of Sarah Palin as his vice-presidential running mate. Having served as governor of Alaska for less than two years -- and as mayor of a small town before that -- her qualifications for national office are minimal. Palin is the epitome of tokenism, exactly what conservative Republicans have always claimed to scorn, until today, as the politics of quotas and political correctness. Even Rush Limbaugh is a feminazi now (at least until Election Day). But if Palin's résumé is limited, to...