How little has changed in 500 years. The German chancellor, Angela Merkel, a born-and-baptized daughter of an East German Lutheran pastor, clearly believes the age-old moral virtues and remedies are the best medicine for the euro crisis. She has no desire to press a secular ideology, let alone an institutional religious faith, on her country, but her politics draws unmistakably from an austere and self-sacrificing, yet charitable and fair, Protestantism.