She was a dilemma, a very difficult one. He wasn’t sure just how he should approach her. Her moods were a riot. The only time she was one consistent mood was when she was researching. It didn’t matter what she was reading or taking notes on: making adjustments to her map, taking notes, or writing down formulas. Snape found a quiet relief in her acting like she normally did. It was something constant he could use as the stepping-stone for her improvement.