For Catholic parents with intelligent high school children, this can be a trying time. A good many ostensibly Catholic universities have simply become indistinguishable from the mass of U.S. colleges. Take Georgetown, for example, which the New York Times gleefully reports has become a gay-friendly campus. During the month of “OUTober,” described by the Times as “a month jam-packed with celebrations related to all things L.G.B.T.Q., or lesbian, gay,” Georgetown students are invited to same-sex smooching parties in a campus “kiss-in.” The dominant culture is like a great tidal wave that sweeps almost everything before it. We fought the Times—and...