That perverse thought buoyed Hermione throughout the rest of the day. She found she could even tolerate attending the exact same classes she’d sat through three times before, a chore which was no small contributor to Hermione’s perpetual sour mood. There were only so many textbooks she could reasonably claim were related to the lecture, but today she was happy to leaf through a ratty calculus textbook. Sure, she caught a sharp look from Professor McGonagall, but even the Transfiguration professor let her be.