As it is, though, liberals’ vanity tends to grant conservatives a monopoly on appeals to self-interest, enabling the conservatives to depict progressives as pie-in-the-sky idealists and themselves as real-world back-pocket pragmatists. In short, leftists’ big mistake here is not conceptual or ideological but spiritual and rhetorical—their narcissistic attachment to assumptions that maximize their own appearance of virtue tends to cost them both the theater and the war.