There is little that gives children greater pleasure than when a grown-up lets himself down to their level, renounces his oppressive superiority and plays with them as an equal.
Sigmund FreudA man like me cannot live without a hobby-horse, a consuming passion - in Schiller's words a tyrant. I have found my tyrant, and in his service I know no limits. My tyrant is psychology. It has always been my distant, beckoning goal and now since I have hit upon the neuroses, it has come so much the nearer.
Sigmund FreudIn this way the ego detaches itself from the external world. It is more correct to say: Originally the ego includes everything, later it detaches from itself the external world. The ego-feeling we are aware of now is thus only a shrunken vestige of a far more extensive feeling - a feeling which embraced the universe and expressed an inseparable connection of the ego with the external world.
Sigmund Freud