The Bush administration will no doubt be remembered for torture, Guantanamo, and Abu Ghraib, as well as for catchy euphemisms like "enhanced interrogation" and histrionic catch-phrases like "the Global War on Terror." The Obama administration has introduced a new lexicon that includes words like "fairness," "values," and "the Constitution." But there are worrying signs, as the new government's policies develop, that its change in vocabulary is more striking than its change in ideas....