St. John of Damascuss Critique of Islam Webmaster note: The following passage is from Saint John’s monumental work, the Fount of Knowledge, part two entitled Heresies in Epitome: How They Began and Whence They Drew Their Origin. It is usually just cited as Heresies. The translator’s introduction points out that Fount of Knowledge is one of the most “important single works produced in the Greek patristic period,…offering as it does an extensive and lucid synthesis of the Greek theological science of the whole period. It is the first great Summa of theology to appear in either the East or the...