The psychic development of the individual is a short repetition of the course of development of the race.
Sigmund FreudUnexpressed emotions will never die. They are buried alive and will come forth later in uglier ways.
Sigmund FreudThe pleasure principle long persists, however, as the method of working employed by the sexual instincts, which are so hard to 'educate', and, starting from those instincts, or in the ego itself, it often succeeds in overcoming the reality principle, to the detriment of the organism as a whole.
Sigmund Freud