If it’s time to go, remember what you’re leaving. Remember the best.

I always rip out the last page of a book. Then it doesn't have to end. I hate endings!

River Song? Amy Pond? Hardly weak women. It's the exact opposite. You could accuse me of having a fetish for powerful, sexy women who like cheating people. That would be fair.

The Doctor: Just had a fall. All the way down there, right to the library. Heck of a climb back up. Amelia: You're soaking wet. The Doctor: I was in the swimming pool. Amelia: You said you were in the library. The Doctor: So was the swimming pool.

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

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

The Doctor: Don't blink. Don't even blink. Blink and you're dead. Don't turn your back. Don't look away. And don't blink.