"No way of being sure anymore," she laughed, but Rose was smiling too brightly to care about the impossibility of things now. She was just too glad to be able to see him again, to be able to actually hold onto him.

It took a moment and then she drew back to look up into his eyes, the smile still there on her face. "And if there was another blue police box...well, I don't know what would have happened. But we've seen stranger things, right?"