Do You Really Want to Kill Your Sister?

Stephanie Coontz: I'm not sure it would be an ethical experiment to run with my own children, or anyone else's. So let me ask you about another sort of cousin or ing of what i think of as reversed psychology. This is just lowering expectations, but maybe with a little manipulative twist. She says if they had any kind of reflective presence of mind, they 're like, do i really want to kill my sister? Then it might work.