In most cultures, throughout history, everywhere in the world, some sort of distinction has been made between the acceptability of pre-marital coitus for the male and the acceptability of such coitus for the female. This undoubtedly stems from the fact that it has always proved impossible to prevent the majority of males from having coitus before marriage; while females, who are less often sexually responsive at early ages and less often stimulated psychologically at any age, have proved to be more controllable.