Last week, when Judge Walker's decision in Perry v. Schwarzenegger came out, I felt a dreadful fear. My fear was not about what gay marriage would do to the institution of traditional marriage. I reckon that marriage is not as fragile as conservatives fear, although one should never underestimate the damage that a liberal wrecking crew can do. Marriage is more than a "cultural construct." To use a liberal argument, the science is in on marriage. It is a profoundly Darwinian, evolutionary adaptation that will long survive the fashionable twists and turns in liberal jurisprudence. No, I fear what this...