Do you remember me telling you we are practicing non-verbal spells, Potter?" "Yes," said Harry stiffly. "Yes, sir." "There's no need to call me "sir" Professor." The words had escaped him before he knew what he was saying.

How in the name of Merlin's pants have you managed to get your hands on those Horcrux books?

Enemies of the Heir, beware! You'll be next, Mudbloods!

The truth. It is a beautiful and terrible thing, and must therefore be treated with great caution.

Merlin's pants!" shrieked Hermione, jumping up and running from the room. "Merlin's pants?" repeated Ron, looking amused. "She must be really upset.

Like the fact that the person Sirius cared for the most about in the world was you," said Dumbledore quietly.

But you're dead,' said Harry. 'Oh, yes,' said Dumbledore matter-of-factly. 'Then... am I dead too?' 'Ah,' said Dumbledore, smiling still more broadly. 'That is the question, isn't it? On the whole, dear boy, I think not.