If all rapists realized today that they shouldn't rape, and stopped doing it, then no more rape.

Now the only way to even start down a path like that is to start letting people know "don't rape". She's too drunk to walk straight? Don't. She says no? Don't. etc...

Opposing male circumcision doesn't require complaining about how females are privileged. Educate people on why they don't really need to chop up their babies penis.