Quotes from book
Beyond the Pleasure Principle

Sigmund Freud
Original title
Jenseits des Lustprinzips
(German, 1920)
Beyond the Pleasure Principle is a 1920 essay by Sigmund Freud that marks a major turning point in his theoretical approach. Previously, Freud attributed most human behavior to the sexual instinct . With this essay, Freud went "beyond" the simple pleasure principle, developing his drive theory with the addition of the death drive, Todestrieb[e].