The Dec. 15 issue of Newsweek features a breathtakingly biased essay called “The Religious Case for Gay Marriage.” The author, Lisa Miller, has a high view of homosexuality and a low view of scripture—and an even lower view of those of us who dare trust in God’s word. (Managing Editor Jon Meacham supports Ms. Miller’s piece in his column: he says the “conservative resort to biblical authority is the worst kind of fundamentalism.”) Both Ms. Miller’s logic and her understanding of scripture and theology are riddled with problems. Let’s look at a few. The biblical illustrations of marriage are so undesirable that no sensible person would want theirs to look…