Liberal feminism has pushed back hard against the idea that there are any innate differences between the sexes on a psychological level. And as decades have gone by and we've got more scientific research, it actually becomes more and more apparent that those differences do exist,. On average thing is thumping that people off and cant hap their heads round. The one that's most important for my purposes is what traitte psychologist calls socio sexuality - about your am tesire for casual sex.