Women as a class are harassed and worse by men because men as a class allow it. They may not even be aware if it -- male privilege affords them that. Men have the moral obligation to get aware of it, and to take action to ensure that the male culture that allows it is ended. This requires cultivation of difficult skills such as shutting up, not mansplaining, and listening to women speaking their truth. And prioritizing the human rights of women over solidarity with their bros.