Victoria

“Cyber Leader: Daleks, be warned. You have declared war upon the Cybermen.
Dalek Sec: This is not war - this is pest control!
Cyber Leader: We have five million Cybermen. How many are you?
Dalek Sec: Four.
Cyber Leader: You would destroy the Cybermen with four Daleks?
Dalek Sec: We would destroy the Cybermen with one Dalek! You superior in only one respect.
Cyber Leader: What is that?
Dalek Sec: You are better at dying.”
― Russell T. Davies

“Amy Pond: 'I thought... well, I started to think you were just a madman with a box.'
The Doctor: 'Amy Pond, there's something you better understand about me, 'cause it's important and one day your life may depend on it. [He Smiles] I am definitely a madman with a box.”
― Steven Moffat

“Come on, Rory! It isn't rocket science, it's just quantum physics!
-The Doctor (Matt Smith)”
― Steven Moffat

“Doctor Who: You want weapons? We're in a library. Books are the best weapon in the world. This room's the greatest arsenal we could have. Arm yourself!

(from Tooth and Claw in Season 2)”
― Russell T. Davies