I think of the Army Reserve's recruiting slogan "Be all you can be".
The theme in literature and movies of discovering one's authentic self after the plaque of civilization gets stripped away through violence.
The "human potential" movement.
Gnosis - 4th century AD
to
Cathars - 13th century Provence
to
Theosophical Movement - early 20th century
to
New Age - 1970's to present