" Gender is the remaining caste system that still cuts deep enough, and spreads wide enough, to be confused with the laws of nature. To uncover the difference between what is and what could be, we may need the “Aha!” that comes from exchanging subject for object, the flash of recognition that starts with a smile, the moment of changed viewpoint that turns the world upside down. "

― Gloria Steinem , Moving Beyond Words: Age, Rage, Sex, Power, Money, Muscles: Breaking Boundaries of Gender