لغة مصدر: انجليزي
In a written culture, written logs take the place of oral poetry. This thesis is associated with Eric Havelock, who cites Parry. Havelock argues that the fixed expressions Parry identifies can be understood as mnemonic aids used to help the poet remember the poetry, which was indeed vital to the well-being of the society, given the importance of the information carried by the poetry.