Indeed, with the experience of self disappears the experience of identity - and when this happens, man could become insane if he did not save himself by acquiring a secondary sense of self; he does that by experiencing himself as being approved of, worthwhile, successful, useful - briefly, as a salable commodity which is he because he is looked upon by others as an entity, not unique but fitting into one of the current patterns.
Erich Fromm
individual, individuality, self, sense-of-identity, uniqueness-of-an-individual