“Not to rob and to return what they borrow”—a telling juxtaposition, considering that in Scholastic theory, lending money at interest had itself been considered theft. And Luther was referring to interest-bearing loans here. The story of how he got to this point is telling. Luther began his career as a reformer in 1520 with fiery campaigns against usury; in fact, one of his objections to the sale of Church indulgences was that it was itself a form of spiritual usury. These positions won him enormous popular support in towns and villages. However, he soon realized that he’d unleashed a genie
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