"No one who has tasted the sweets of psychoanalysis will ever be able to do without it."

"The first requisite of civilization is that we should learn to distinguish between the good and the bad."

"The ego is that part of the id which has been modified by the direct influence of the external world."

"The narcissism of minor differences."

"The unconscious of one human being can react upon that of another without passing through the conscious."