The inherited function of our Theogony, then, is to give kleos to the genesis of the gods. The hearing of such kleos is a remedy for penthos
Nagy argues that the Theogony’s structural purpose is to transform divine genealogy into undying fame (kleos), which in turn serves as a therapeutic counter to grief (penthos), linking cosmogony to the poetics of memory.
, The Best of the Achaeans: Concepts of the Hero in Archaic Greek Poetry, 1979thesis