Rule 1: The Doctor lies.

You want weapons? We're in a library! Books! The best weapons in the world!

I wouldn't mind removing all the mistakes I have made. That would be exhausting and take forever. Honestly, it's one of the spells of my life that has been the most perfect. Not because I did the job perfectly, because of course I did it very imperfectly, but because I enjoyed it so much. What would I change? I complain a lot. I whinge, I more or less communicate in levels of complaint so I wish sometimes I didn't just spend all my time saying, 'I'm working so hard, what do I get in return for this?'.

Demons run when a good man goes to war. Night will fall and drown the sun when a good man goes to war. Friendship dies and true love lies. Night will fall and the dark will rise when a good man goes to war. Demons run but count the cost; the battle's won but the child is lost.

Hitler: Thank you, whoever you are. I think you just saved my life. The Doctor: Believe me... It was an accident.

As we all know, it is the proper duty of every British subject to come to the aid of the TARDIS.

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