THE REFORMATION IN EUROPE 333 there are few dogmas and each individual is left to form his own opinion upon many matters." He wrote a book entitled " The Praise of Folly " in which he fearlessly ridi- culed the corrupt practices and weaknesses of the monks and theologians. The effect of its publication was so great that people said that 'the jokes of Erasmus did the Pope more harm than even the anger of Luther/ However, his intention was not to ridicule, but only to reform. But by far the most consequential among the reformers of this age was Martin Luther (1483—1546). He was an Augustinian friar and professor at Wittenberg. When he first entered the monastic life he was full of enthusiasm for the Church. " Now/' he said, " I felt born again, and it seemed to me as though heaven's gates stood full open be- fore me, and I was joyfully entering therein." But when he visited Rome he was staggered with disillusionment. The Pope had sunk to the level of, the Italian princes; and the clergy showed no more piety or morality than the neo-pagan humanists of the Renaissance. ' They struggled to recover and enlarge the papal states; they sought to secure princi- palities and heiresses for their nephews, who were not in- frequently their sons; they entered into alliances and waged wars, sometimes themselves donning armour and leading their troops; they patronised the scholars and artists of the new era, and smiled at their open assaults on the Christian religion and their flagrant immoralities; they rebuilt and beautified Rome, using for the purpose the contributions of the faithful of all lands/ The earnest and devout soul of Luther revolted against this, and especially at the abuse and sale of " Indulgences "—a sordid device for exploiting the faithful and enriching the churchmen. Consequently, he denounced the " pietism " of sinners who were not " justified by faith." " If the Pope/' he cried out, " releases souls from