Well we've moved through the funfair a bit – we've done the rollercoaster, now we're on the ghost train.

The Doctor: Doctor Song, you've got that face on again. River: What face? The Doctor: The "He's hot when he's clever" face. River: This is my normal face. The Doctor: Yes it is. River: Oh, shut up. The Doctor: Not a chance.

All lives end. All hearts are broken. Caring is not an advantage.

You should always waste time when you don't have any. Time is not the boss of you. Rule 408.

Writing for adults often means just increasing the swearing - but find an alternative to swearing and you've probably got a better line.

Never ignore a coincidence. Unless you're busy, in which case, always ignore a coincidence.

There's one thing you don't put in a trap, if you're smart, if you value your continued existance, if you have any plans about seeing tomorrow, there is one thing you never ever put in a trap. And what would that be sir? Me