The emerging theological tradition of the ''Pietist movement'' was articulated in 1675 in a key [[treatise]] entitled ''Pia Desideria'' ("Pious Desires"), written by [[Philipp Jakob Spener]]. This treatise calls on Christians to live out the implications of Luther's reformation faith, advocating a living faith of deep personal feeling which Spener and his fellow Pietists felt was absent in most Protestant churches. | The emerging theological tradition of the ''Pietist movement'' was articulated in 1675 in a key [[treatise]] entitled ''Pia Desideria'' ("Pious Desires"), written by [[Philipp Jakob Spener]]. This treatise calls on Christians to live out the implications of Luther's reformation faith, advocating a living faith of deep personal feeling which Spener and his fellow Pietists felt was absent in most Protestant churches. |