Indifference and neglect often do much more damage than outright dislike.

The idea of a teenage Dumbledore was simply odd, like trying to imagine a stupid Hermione or a friendly Blast-Ended Skrewt.

Wands are only as powerful as the wizards who use them. Some wizards just like to boast that theirs are bigger and better than other people's.

If he doesn't stop trying to save your life he's going to kill you.

But some part of him realized, even as he fought to break free from Lupin, that Sirius had never kept him waiting before. . . . Sirius had risked everything, always, to see Harry, to help him. . . . If Sirius was not reappearing out of that archway when Harry was yelling for him as though his life depended on it, the only possible explanation was that he could not come back. . . . That he really was . . .

Yeah you can have a word," said Harry savagely. "Good-bye.

I don't need a cloak to become invisible.