It’s an old, old situation linked to Christian faith and politics. People on the right side of the church aisle are accused of taking the Bible very literally when it comes to sex and salvation. People on the left side of the church aisle prefer to take the Bible literally on issues of social justice and the poor. The reality, of course, is that Christianity has long offered rock-ribbed teachings on both sides of this equation. Sex outside of marriage? Sin. Ignoring the needs of the poor and the weak? Sin. The real debates, of course, are about how best...