the progressive development and differentiation of consciousness leads to an ever more menacing awareness of the conflict and involves nothing less than a crucifixion of the ego, its agonizing suspension between irreconcilable opposites.
Edinger, citing Jung, reads the crucifixion as the archetypal image of individuation: the ego’s necessary suffering between opposites is the psychological reality encoded in the Christ-between-two-thieves symbol.
, The Christian Archetype: A Jungian Commentary on the Life of Christ, 1987thesis