We hear from the Apostle Peter that Christians should always be ready to give a confession of the hope that is in them and to defend their faith in an ever-changing world.Originally delivered as an address at a synod convention in 1902, Das Wesen des Christentums or What is Christianity? was written by pastor and professor Francis Pieper.In What is Christianity: Faith and Morality Reconsidered, Pieper takes up Peter's task against those who would c...