Belle sorts books she's translated the title for one way or another into piles: probably useless, maybe useless, very advanced (theory and practice piles), need more background to determine (theory and practice), and theoretical and practical piles of most basic. The unsorted pile shrinks.

And finally she finds some usable instructions - in language she can read, even - about how to channel in each of the three ways. "Excellent," she says, setting about turning this book into notes.