Scholastically, he faces adversities that only serve to make him stronger intellectually and increase his academic renown. He frequently challenged his professors to debate. When studying under William of Champeaux, Abelard was frequently arguing in lecture until eventually stealing his pupils and starting his own school. William continued to antagonize Abelard thereafter, questioning his teaching ability and his talents in philosophy. Abelard eventually caused William to change his mind about the concept of universals, which caused him to depose Abelard as master of the school he had started (Abelard 18). Anselm of Laon, who was a good lecturer but was terrible at answering questions or inciting debate, also taught Abelard. Unimpressed with Anselm on the whole, Abelard began to lecture on his own about the Bible, for which he gained a following within the school. Anselm forbade him to continue to lecture at his school, and perceiving this as a persecution, Abelard left to form his own school of theology, taking Anselm’s students with him (Abelard