To exile parts is to cut ourselves off from valuable resources and create the conditions for psychic and bodily dis-ease. Quelling the five-alarm emotional fires of exiles or containing them in perpetuity depletes the energies of the inner family.
Schwartz argues that the exiling of inner parts — the systematic banishment of traumatized sub-personalities — is itself the root pathology that generates psychological and somatic fragmentation.
, Internal Family Systems Therapy, 1995thesis