Secretly, he'd been glad she didn't keep trying. Scully would have been good to any child - if Emily hadn't been related to her at all, she still would have been a great mother to her - but but egg donors and adoption and all the other choices out there still came with the possibility of hurting her. Someone changes their mind and wants the kid back. The kid grows up and wants to find its "real" mom. And it's not like her - their - luck had been anything but bad so far. Seeing her devastated, over and over, in pursuit of a family to love would have killed him.

Maybe this is how it was supposed to be, in the end. Letting go of the possibility made it happen.

"If we can't come up with anything else, we'll call him William Bernard," he says, as though this is the obvious choice, some elephant in the room they've both simply been ignoring.