Often, you have to fail as a writer before you write that bestselling novel or ground-breaking memoir. If you're failing as a writer - which it definitely feels like when you're struggling to write regularly or can't seem to earn a living as a freelance writer - maybe you need to take a long-term perspective.

When you were straight, evil thoughts and memories came pouring up out of the darkness inside you; buzzing black flies clinging to the insides of your skull.

It was his own grief turned magically to song.

I can teach you how to bottle fame, brew glory, even put a stopper on death.

Don't, Ginny, we'll send you loads of owls. We'll send you a Hogwarts toilet seat. George! Only joking, Mum.

He felt even angrier that Dumbledore was showing signs of weakness. He had no business being weak when Harry wanted to rage and storm at him.

And this is Nymphadora-" "Don't call me Nymphadora, Remus," said the young witch with a shudder. "It's Tonks." "-Nymphadora Tonks, who prefers to be known by her surname only," finished Lupin. "So would you if your fool of a mother had called you 'Nymphadora,' " muttered Tonks.