He organised a number of disputations between Greek and Latin theologians. Dikshitar travelled widely, entering into philosophical disputations and controversies in many centers of learning. Other disputations occurred in Spain, followed by accusations against the Talmud. Agrippa then returned to Cologne and gave disputations at the university's faculty of theology. Latin was the language of the university, used for all texts, lectures, disputations and examinations. Important disputations in the Middle Ages gave rise to widely publicized criticisms. During the Middle Ages, there were numerous ordered disputations between Christians and Jews. He also attended "disputations" at the Sorbonne. Canisius warned Ferdinand I, verbally and in writing, and opposed Phauser in public disputations. Douglas, A.E. "Tusculan Disputations". The definitions are those of the translation of Cicero's "Tusculan Disputations" by J. E. King. The professor was also to moderate at disputations in law. She died in 351 BC (of grief, according to Cicero, "Tusculan Disputations" 3.31). In his "Disputations", Pico had made a devastating attack on astrology. However, far better documented censorship began during the disputations of the Middle Ages.