Re: [private]
Hmm, that's interesting.... I wonder what would cause something like that?
[Rubbing his chin thoughtfully; he doesn't know enough science to really get much of this stuff, but that doesn't mean it isn't interesting. He doesn't bat an eye at the past tense, though--plenty of people are orphans, after all, and Kitty seems to be a strong enough person that she probably wouldn't appreciate his pity, anyway.]