Why would your new boyfriend be beating you, I don't get it

aah, did you not get the joke?! ah that's too bad usually men try and better themselves where women try and find a better person you get a lifestyle better this and that there's a difference between men and women women usually think this about men oh, they are in a worse position I'm in a better position because I've got this sort of lifestyle now but no they didn't achieve that where as the man does achieve that and then eventually she's left on her own and he's got all this and that and she's like oh shit