When Martin Luther nailed his ninety-five theses to the door of the Wittenberg Castle church he was almost immediately rebuked by his Catholic interlocutors. It was St. Francis de Sales, Bishop of Geneva, who wrote authoritatively in response to Luther’s anti-Church movement—a text which remains one of my favourite treaties on the Catholic faith. Calling Luther’s re-interpretations of ancient Catholic doctrines a “novelty” St. Francis took Luther to task for inventing new interpretations of old heresies. What Luther was doing, charged St. Francis,... Read more