354-430 apologetics apologétique augustine bishopofhippo christendom christianity earlychristianliterature earlychurch earlyworksto1800 history historyandcriticism kingdomofgod latinlanguagematerials latinliterature latinmanuscripts moralconditions ofhippo ouvragesavant1800 politiekefilosofie royaumededieu saint saint) theology