"What... Oh, I meant beg. Not bed. I reckon I've got an idea on that one. But begging, I don't know." The Doctor pulled himself up, holding himself above Jack, only the very tip still inside him. His arms were trembling, but only ever so slightly. Of course, by this point he definitely felt a need as well, but desire was experienced a bit differently. His thinking definitely wasn't ceasing, not at the moment.

"I want to know, Jack: What would make you beg?"