former there is no increase in occupation through the excitement of the psychic sensory organs. When an idea to be rejected has once failed to become conscious because it has succumbed to repression, it can be repressed on other occasions only because it has been withdrawn from conscious perception on other grounds. These are hints employed by therapy in order to bring about a retrogression of accomplished repressions.

The value of the over-occupation which is produced by the regulating influence of the Cons. sensory organ on the mobile quantity, is demonstrated in the teleological connection by nothing more clearly than by the creation of a new series of qualities and consequently a new regulation which constitutes the precedence of man over the animals.

For the mental processes are in