By the mid-fifth century, it is possible to oppose phrenes to the externally seen body. They are its conscious inwardness. The word phrenes becomes popular in tragedy for “mind”… But the emotional dimension of phrenes continues… People feel intense love and grief in phrenes.

Padel R. In and Out of the Mind. Greek Images of the Tragic Self. Princeton: Princeton University Press, 1994. P. 22