Thus he becomes a superman, superior to all powers, a demigod at the very least. “I and the Father are one”—this mighty avowal in all its awful ambiguity is born of just such a psychological moment.
Jung identifies demigod-identification as the outcome of ego-inflation when the mana of an unconscious archetype is falsely appropriated, producing grandiose pseudo-transcendence rather than genuine self-mastery.
, Two Essays on Analytical Psychology, 1953thesis