for the sake of which we can renounce other advantages. The outer factor is the force of education which represents the demands of the civilized environment and which is then continued through the direct influence of the cultural milieu.
Civilization is based upon the renunciation of impulse gratification and in turn demands the same renunciation of impulses from every newcomer. During the individual's life a constant change takes place from outer to inner compulsion. The influences of civilization work through the erotic components to bring about the transformation of more and more of the selfish tendencies into altruistic and social tendencies. We may indeed assume that the inner compulsion which makes itself felt in the development of man was originally, that is, in the history of mankind, a