In
             1513, Luther began his first lectures on the Psalms, lectures in which his
             critique of the theological world around him began to take shape, and
             later, 1515 - 1516, in lectures on Paul's Epistle to the Romans, this
             critique became even more noticeable (Martin pp). It was during these
             lectures that Luther at last found the assurance that had evaded him for so
             many years, a discovery that changed his life and ultimately changed the
             course of church history and the history of Europe (Martin pp). In Romans
             ...