Melancholy expresses the nostalgia of the spirit for this territory, where melancholy is beauty and beauty melancholic. Sadness takes one there; so can death, and music.
Hillman identifies melancholy as the soul's ontological longing for the hidden archetypal earth — the terra celeste — making it not a dysfunction but the very medium of spiritual and aesthetic perception.
, Senex & Puer, 2015thesis