In the Middle Ages, as Christian sources on the Islamic world show, Muslim culture was perceived as extremely threatening: there were many defenses of Christianity, like the treatise on the «mistakes» of the followers of Allah. This book shows, through an analysis of the works of Nicholas of Cusa and of other authors, that in the course of time this textual attitude was modified, as European authors aimed to point out the Christian truth in comparison with the «falsity» of Islamic theology, in...