Within the depth-psychology corpus, ‘chest’ functions not merely as an anatomical region but as a symbolic and psychophysiological locus of consciousness, emotion, breath, and soul-substance. The tradition extends from Homeric epic, where the chest (stēthos) houses the phrenes, thumos, and praecordia as organs of both cognition and feeling, through Platonic cosmology, which partitions the thoracic cavity to accommodate the spirited soul between reason and appetite, into Latin antiquity where animus and praecordia are breath-borne contents of the chest proper. Onians’s philological investigations establish that for archaic Greeks and Romans alike the chest was the seat of consciousness insofar as it contained the lungs — organs of the mind — and that wisdom, love, and speech were conceived as liquid or pneumatic substances held there. Jaynes extends this lineage by reading the Iliadic thumos as an imagined interior space ‘located always in the chest,’ the forerunner of modern mind-space. Modern somatic therapies (Ogden, Levine, Fogel) inherit this topology by treating chest sensation — tightness, numbness, constriction — as primary clinical data reporting on traumatic and emotional states. The tension across the corpus runs between archaic-mythological readings of the chest as a vessel of pneumatic soul-substance and contemporary clinical readings of it as a somatic register of dysregulation and relational wounding.