Meet the pope who transformed the Church-and the world Angelo Roncalli won the hearts and minds of people the world over, including many non-Catholics, with his warm style and commitment to further integrate the Catholic Church and the modern world. "We are not on the earth to guard a museum," he had once said about the Church, "but to tend a blooming garden full of life." Roncalli introduced himself to the crowds in St. Peter's Square on October...