A Fairy tale (n.) cannot express anything except what the psyche actually is, being a spontaneous, uncontrived product of it.
A Fairy tale (n.) is an instrument for channeling unconscious contents into consciousness — which is why children must be told them and grown-ups given dogmas.
A Fairy tale (n.) does not cause the child's night-terror — the witch-motif exists because it has always been the best expression of that terror.
A Fairy tale (n.) is the myth of childhood: its poetry moves even adults because old infantile theories are still alive in our unconscious, shedding the glow of their emotion without reaching consciousness.
A Fairy tale (n.) can be treated like a dream, as a spontaneous fantasy product in which the unconscious makes statements about itself.
The Fairy tale (n.) returns forever young; the real question is not whether it is "true" but why the same old stories of ghosts and warnings keep being lived and retold without losing prestige.