Martin Luther: Lessons from his life and labor (Piper)

"One of the great rediscoveries of the Reformation -especially of Martin Luther- was that the Word of God comes to us in a form of a Book. In other words Luther grasped this powerful fact: God preserves the experience of salvation and holiness from generation to generation by means of a Book of revelation, not a bishop in Rome, and not the ecstasies of Thomas Muenzer and the Zwickau prophets (see note 1). The Word of God comes to us in a Book. That rediscovery shaped Luther and the Reformation...