“Bow ties are cool.”

“It's a fez. I wear a fez now. Fezes are cool.”

“See the bowtie? I wear it and I don't care. That's why it's cool.”

“River Song: Right then. I have questions, but number one is this - what in the name of sanity have you got on your head? The Doctor: It's a fez. I wear a fez now. Fezzes are cool.”

“This was supposed to be yesterday. I was sitting on the Cardiff/London train, supposedly about to write this very column, and realising something quite terrible. My head was entirely empty. A vast echoing void. Bigger on the inside, but with nothing in it. You could drop a pebble in my brain and wait for an hour to hear it land. No actually, you couldn't - that would be aggressive and unhelpful, so keep your damn pebbles to yourself.”

“So is this how it works Doctor? You never interfere with the affairs of other peoples or planets, unless there are children crying?”

“We're all stories, in the end.”