Doppelgängers Identity (Psychology) 2 Authenticity (Philosophy) 1 Copying 1 Copying processes 1 Difference (Philosophy) 1 Doppelgangers 1 Doubles in literature 1 Doubles in motion pictures 1 Elderly men 1 Fiction 1 Film & Video 1 Friendship 1 Friendships 1 History 1 Identity (Philosophical concept) 1 Identity (Psychology) in motion pictures 1 Impersonation 1 Impostor phenomenon 1 Loneliness 1 Manners and customs 1 Music teachers 1 Mythology 1 Older men 1 Other (Philosophy) in literature 1 PERFORMING ARTS 1 Painters 1 Psychoanalysis and literature 1 Psychological aspects 1 Psychology 1