Mariah

“River Song: Use the stabilisers!
The Doctor: It doesn't have stabilisers!
River Song: The blue switches!
The Doctor: The blue ones don't do anything, they're just... blue!
River Song: Yes they're blue: they're the blue stabilisers! [presses the button and the TARDIS indeed stabilises] See?
The Doctor: Yeah? Well, it's boring now, isn't it? They're boring-ers! They're blue... boring-ers!
Amy: Doctor, how come she can fly the TARDIS?
The Doctor: You call that flying the TARDIS? [scoffs] Ha!
River Song: Okay, I've mapped the probability vectors, done a foldback on the temporal isometry, charted the ship to its destination and... [presses a button, the cloister bell clangs] parked us right alongside.
The Doctor: Parked us? But we haven't landed!
River Song: Of course we've landed; I just landed her.
The Doctor: But it didn't make the noise.
River Song: What noise?
The Doctor: You know, the... [does an impression of the TARDIS materialisation sound]
River Song: It's not supposed to make that noise. You leave the brakes on.
The Doctor: Yes, well, it's a brilliant noise. I love that noise.”
― Steven Moffat

“Madame Kovarian: The anger of a good man is not a problem. Good men have too many rules.

The Doctor: Good men don't need rules. Today is not the day to find out why I have so many.”
― Steven Moffat

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

“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.”
― Steven Moffat