Luther sympathised with some of the peasants' grievances, as he showed in his response to the Twelve Articles in May 1525, but he reminded the aggrieved to obey the temporal authorities. During a tour of Thuringia, he became enraged at the widespread burning of convents, monasteries, bishops' palaces, and libraries. In Against the Murderous, Thieving Hordes of Peasants, written on his return to Wittenberg, he gave his interpretation of the Gospel teaching on wealth, condemned the violence as the devil's work, and called for the nobles to put down the rebels like mad dogs: