[ Ouch. Way to demolish her convenient excuse, kid. Kitty hesitates, and tries to come up with a lie he'll swallow, and can't find one. So she finally gives a little shrug and says, her manner less blithe and more bitter than she'd want it to be: ]

Well, school's also really different where I'm from. Most of what I know, I taught myself, so it's different from what's in the classrooms here. Teachers wouldn't know what to do with me. There wouldn't really be a place for me.

[ Then, fiercely: ]

Which is completely fine. It saves me time.