“A woman knows by intuition, or instinct, what is best for herself.”
Attributed to Monroe in self-help books and on social media, this quotation is of unknown origin and date.
Misattributed
Help us to complete the source, original and additional information
Marilyn Monroe 149
American actress, model, and singer 1926–1962Related quotes

“Anytime a woman competes with another woman she demeans herself.”
Source: Why Men Love Bitches: From Doormat to Dreamgirl—A Woman's Guide to Holding Her Own in a Relationship

tr. O'Neill 1938, Perseus http://www.perseus.tufts.edu/hopper/text.jsp?doc=Aristoph.+Eccl.+236
Ecclesiazusae, line 236-238
Ecclesiazusae (392 BC)