The princess brushed dust and ash off her gown, then scowled at the smoking crater that had been her mentor's laboratory.
"This certainly puts doubt on those lessons he was giving me."
Her lady-in-waiting peeked out from behind an overturned table, "His qualifications looked so authentic too..."
Somewhere in the rubble came an indignant voice, "There was a smudge on the spell-page! I thought I could perform it by memory; lesson learned!"