 He returned in 1308, reporting that the conversion of Muslims should be achieved through prayer, not through military force.He finally achieved his goal of linguistic education at major universities in 1311 when the Council of Vienne ordered the creation of chairs of Hebrew, Arabic and Chaldean (Aramaic) at the universities of Bologna, Oxford, Paris, and Salamanca as well as at the Papal Court.Following the favourable attitude of some Franciscan theologians, Llull's position on this subject was of great importance because it paved the way for the doctrine of Duns Scotus, whom he met in 1297, after which he was given the nickname "Doctor Illuminatus", even if it seems that he had no direct influence on him.