"Is that Potter really that perceptive?" Karkaroff paid no attention to Snape's minor gestures, kicking irritably at a clump of snow on the ground. "I noticed his little girlfriend looking at me all wrong, and today I was even attacked by their pet."
Snape sneered. "Karkaroff, you've always been a fool."
"Yet your stupidity manages to lower the baseline of my understanding time and time again. Back then, how did you ever think to give Potter a four? Even when Madame Maxime was nitpicking, she still had the sense to give him a nine."
Chapter 188