But the ancestors, in choosing the words to carve _their_ reality at the joints, didn't distinguish between the fact of sex, and social sex _roles_—from _within_ a given Society, there was no reason to make that distinction. For a brief, beautiful moment in the West, second-wave feminism's push to make Society [more congenial to masculine-of-center women](http://www.ericwulff.com/blog/?p=1861) provided a reason, giving us the sex/gender distinction.
But the ancestors, in choosing the words to carve _their_ reality at the joints, didn't distinguish between the fact of sex, and social sex _roles_—from _within_ a given Society, there was no reason to make that distinction. For a brief, beautiful moment in the West, second-wave feminism's push to make Society [more congenial to masculine-of-center women](http://www.ericwulff.com/blog/?p=1861) provided a reason, giving us the sex/gender distinction.