"The fully developed, healthy person operates according to the reality principle."

"The more the parents of a child are themselves involved in neurotic conflicts, the more likely it is that they will seek to resolve these conflicts through their child."

"Civilized man has exchanged a portion of his possibilities of happiness for a portion of security."

"No one who has tasted the forbidden fruit of knowledge can ever again be satisfied with the primitive bliss of ignorance."

"The psychical, whatever its nature may be, is itself unconscious."