The pillow appears in the depth-psychology corpus along two distinct but surprisingly convergent axes. In the mythopoeic tradition, most forcefully articulated by Robert Bly, the pillow is the locus of the hidden key — the object beneath the mother’s pillow in the Iron John narrative that must be stolen if masculine initiation is to occur. Bly reads this image directly through a Freudian lens: the key is precisely where Freud said it would be, indexing the eroticized maternal bond that must be broken for psychic emancipation. This is one of the corpus’s most cited symbolic readings of a domestic object. In the clinical-somatic tradition, by contrast — represented principally by Pat Ogden’s sensorimotor psychotherapy — the pillow is not a symbol but a therapeutic prop: a physical object used to help trauma survivors regulate autonomic arousal, execute truncated defensive actions (pushing, kicking), and restore bodily boundaries. The pillow here mediates between therapist and client, standing in for the aggressor or providing protective coverage over exposed anatomy. Janet’s invocation of Macbeth’s deaf pillows, receiving the secrets of infected minds, offers a third, literary-phenomenological register. Hillman supplies yet another angle, using the pillow as evidence against the fiction of a purely private environment. Across these registers, the pillow anchors questions of safety, concealment, embodied defense, and the maternal threshold.