“One of her female professor held up a photo of an antler bone with 28 markings on it. ‘This’, she said, ‘was alleged to be mans first attempt at a calendar. Tell me’, she continued, ‘what man needs to know when 28 days have passed? I suspect that this is woman’s first attempt at a calendar’.”

“One of her female professor held up a photo of an antler bone with 28 markings on it. ‘This’, she said, ‘was alleged to be mans first attempt at a calendar. Tell me’, she continued, ‘what man needs to know when 28 days have passed? I suspect that this is woman’s first attempt at a calendar’.”

— Caroline Criado Perez