"I'm disappointed in you, Adrian. I'm very disappointed. Reassembling myself was the first trick I learned. It didn't kill Osterman. Did you really think it would kill me? I have walked across the surface of the sun. I have witnessed events so tiny and so fast, they could hardly be said to have occurred at all. But you, Adrian, you're just a man. The world's smartest man poses no more threat to me than does its smartest termite."

Next Quote

Miss Granger, you foolish girl, how could you think of tackling a mountain troll on your own? Five points will be taken from Gryffindor for this,” said Professor McGonagall. “I’m very disappointed in you.” Hermione left. Professor McGonagall turned to Harry and Ron. “Well, I still say you were lucky, but not many first years could have taken on a full-grown mountain troll. You each win Gryffindor five points.

— J. K. Rowling