IV. Religious-Theological works of a general nature (in part anti-Manichaean)

De utilitate credendi, against the Gnostic exaltation of knowledge (392); De fide et symbolo, a discourse which, though only presbyter, he delivered on the Apostles' Creed before the council at Hippo at the request of the bishops in 393; De doctrina Christiana iv libri (397; the fourth book added in 426), a compend of exegetical theology for instruction in the interpretation of the Scriptures according to the analogy of the faith; De catchizandis rudibus likewise for catechetical purposes (400); Enchiridon, or De fide, spe et caritate, a brief compend of the doctrine of faith and morals, which he wrote in 421, or later, at the request of Laurentius; hence also called Manuale ad Laurentium. ¹