The vital energies regulate themselves naturally without compulsive duty or compulsive morality — both of which are sure signs of existing antisocial impulses. The Function of the Orgasm (1927)
The fact that political ideologies are tangible realities is not a proof of their vitally necessary character. The bubonic plague was an extraordinarily powerful social reality, but no one would have regarded it as vitally necessary. The Mass Psychology of Fascism (1933)