It was important, Dumbledore said, to fight, and fight again, and keep fighting, for only then could evil be kept at bay, though never quite eradicated. . . .

The narrow path had opened up suddenly onto the edge of a great black lake. Perched atop a high mountain on the other side, its windows sparkling in the starry sky, was a vast castle with many turrets and towers.

Dobby has no master. Dobby is a free elf!

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.

Because - oh shut up laughing, you two - because they've just been turned down by girls they asked to the ball!

From this point forth, we shall be leaving the firm foundation of fact and journeying together through the murky marshes of memory into thickets of wildest guesswork.

Don't let the muggles get you down.