Anyone can speak Troll. All you have to do is point and grunt.

Ron and Hermione were still smirking and Harry felt his temper rise; he wasn’t even sure why he was feeling so angry. “Don’t sit there grinning like you know better than I do, I was there, wasn’t I?” he said heatedly. “I know what went on, all right? And I didn’t get through any of that because I was brilliant at Defense Against the Dark Arts, I got through it all because — because help came at the right time, or because I guessed right — but I just blundered through it all, I didn’t have a clue what I was doing — STOP LAUGHING!

Luck can only get you so far.

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.

If there is one thing Voldemort cannot understand, it is love.

The sky was a cold iron-grey, like the underside of a shield. A sharp breeze lifted the hems of skirts and rattled the leaves on the immature trees; a spiteful, chill wind that sought out your weakest places, the nape of your neck and your knees, and which denied you the comfort of dreaming, of retreating a little from reality.

My brain surprises even me sometimes.