ABSTRACT
TherevelationreceivedbyParmenides,andhisconvictionthatafewmay reachcertaintyaboutboththeunchangingworldofeternalrealityandthe unrealandchangingworldofverisimilitudeanddeception,weretwoofthe maininspirationsofPlato'sphilosophy.Itwasathemetowhichhewasfor everreturning,oscillatingbetweeenhope,despair,andresignation.
