I've never managed to keep a journal longer than two weeks.

Perhaps you have been looking in the wrong places.

The wand chooses the wizard.

I just wondered where you —” Ron broke off, shrugging. “Nothing. I’m going back to bed.” “Just thought you’d come nosing around, did you?” Harry shouted. He knew that Ron had no idea what he’d walked in on, knew he hadn’t done it on purpose, but he didn’t care — at this moment he hated everything about Ron, right down to the several inches of bare ankle showing beneath his pajama trousers.

Never," said Hagrid irritably, "try an' get a straight answer out of a centaur. Ruddy stargazers. Not interested in anythin' closer'n the moon.

Potter is mocked by a faculty member for the idea that there is evil in the world from which even children need to learn to defend themselves by the actual practice of doing so rather than familiarity with theory.

I look at the effect that an individual's fame has on their family, for example, and the limitations that places upon your life to an extent - of course, it brings marvelous things too, but it brings them mainly to the individual. The people around the famous person often pay a price without reaping many of the rewards.