Piffle, some book floating isn't going to wear me out at all. It's a power expenditure, but it's a minute one, for me at least. Like a drop in the ocean.

[Her cavalier attitude fades at his question, though, because this hits close to home for her. She sombers.]

Telekinesis isn't anything; it's neutral. White magic in the sense of being purely 'light' uses energy from the Earth, and commits acts of pure good, without moral ambiguity. Dark magic... is the something for nothing stuff. I've done both-- the whole range-- if you're wondering.