The text tells us that a few modern societies such as the Amish have successfully forged an egalitarian society. Based on the information in the text, we can attribute this success to what aspect of human interaction? 
Definitions:
Defense Mechanism
Psychological strategies brought into play by the unconscious mind to manipulate, deny, or distort reality in order to defend against feelings of anxiety and unacceptable impulses.
Repression
is a psychological defense mechanism where distressing thoughts, memories, or feelings are unconsciously pushed out of conscious thought.
Psychoanalyst
A therapist who uses Freudian methods of talking therapy to uncover and interpret the unconscious motivations that influence behavior.
Unconscious Sexual Desires
Deep-seated sexual wishes or fantasies that reside in the unconscious mind, as proposed by psychoanalytic theories.
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