Psycho-Analysis continues to conceive of the Libido (Sexual Hunger) as distinct from other sources of psychic energy, as possessing its own peculiar chemical characteristics and as constituting a quantitatively variable force, in terms of which processes and changes in the field of sexuality can conveniently be measured (8). The direct psychic equivalent of the Libido related to the activity of the various bodily organs is termed Ego-Libido; when this energy is directed to an outer object, or is transferred from one outer object to another, it is called Object-Libido. When it is withdrawn from an outer object and turned once more upon the Self, it again becomes Ego-Libido or Narcissistic Libido. This narcissistic direction of the Libido to the Self corresponds to the original condition found in early childhood (Primary Narcissism), but when, as in Schizophrenia (the study of which has proved