1.“Thequestion is not who”, said Dumbledore, his eyes on Colin. ”The question is ,how”

                                                                                 ——Chapter10.The Rogue Bludger（Dumbledore）

2.Nevertrust anything that can think for itself if you can’t see where it keeps itsbrain.

                                                                                            ——Chapter18.Dobby’s Reward (Mr. Weasley)

3.‘Exactly，’said Dumbledore ,beaming once more, ”Which makes you very different from TomRiddle. It is our choices, Harry, that show what we truly are, far more than ourabilities”

                                                                                           ——Chapter 18. Dobby’s Reward (Dumbledore)

4.“Because that’s what Hermione does,” said Ron,shrugging. “When in doubt, go to the library.”

                                                                                                —— Chapter 14. CorneliusFudge