"Geek," Gabriel said, amusement written all over his face. "I knew someone like you; went into spasms over all that stuff." Archaeology and anthropology weren't all that interesting when you saw the whole 'past development' of both culture and people as it happened. Same with botany, biology and all those--Gabriel had seen them created.

Math, though. Math wasn't really his thing. The archangel had a healthy ... well, somewhat decent ... respect for mathematicians. There was a language there which Gabriel had never really bothered to try and grasp until after--until much later. And even then, as an archangel he didn't really have a need for it. Now, though ...

"I've only ever been so-so at math," he told the Doctor, quite sincerely this time. Then he rolled his eyes exaggeratedly. "Where do you start with all those numbers?"