It is impossible to overlook the extent to which civilization is built upon a renunciation of instinct.
Being entirely honest with oneself is a good exercise.
The psychical, whatever its nature may be, is itself unconscious.
What we call happiness in the strictest sense comes from the (preferably sudden) satisfaction of needs which have been dammed up to a high degree.
The first requisite of civilization is that of justice.
Dreams are often most profound when they seem the most crazy.