Sometimes, there’s more to Lit than meets the eye.
Sophocles certainly wasn't shy about the motif of sight vs. blindness. If you've got way too much time on your hands, go through the play and highlight words like "see," "sight," "vision," "eyes,"...
When Oedipus was three days old, his parents received a prophecy saying that he would one day kill his father. So, they pierced and bound his feet and sent him off to be abandoned on a mountainside...
Oedipus killed his father, Laius, at a place where three roads meet. A fateful decision made at a crossroads, huh? We detect symbolism. Oedipus could've run into his father anywhere along the Theba...