English summary: Britta Ozen-Kleine's study takes up the issue of the increasing display of deities and mythic figures as more "youthful," despite their adult nature, during the Greek Classical Period. This "juvenation" of gods and heroes stands in contrast to the images of such figures that dominated the Archaic Age. Using both literary and archaeological evidence from the 6th to the 4th centuries BCE, this investigation looks that the display of youth and age in ancient Greek society and examines how these displays indicate critical changes in ancient Greek social and aesthetic thought....