All lives end. All hearts are broken. Caring is not an advantage.

I never go online. The Internet stuff is bonkers. You must not look at it.

An awful lot of storytelling isn't really about making people understand - it's about making people care.

You take this cold, remarkable, difficult, dangerous, borderline psychopath man, and you wonder what might have happened to him had he not met his best friend, a friend that no one would have put him with, this solid, dependable, brave, big-hearted war hero. I think people fall in love, not with Sherlock Holmes or Dr. Watson, but with their friendship. I think it is the most famous friendship in fiction, without a doubt.

Think you've seen it all? Think again. Outside those doors, we might see anything. We could find new worlds, terrifying monsters, impossible things. And if you come with me... nothing will ever be the same again!

You can be as beautiful and charming as you'd like, but if you're not terrific at acting, it will mean nothing on the screen.

The Doctor: [aiming gun at the ceiling] Didn't anyone ever tell you? There's one thing you never put in a trap if you're smart. If you value your continued existence, if you have any plans about seeing tomorrow, there's one thing you never, ever put in a trap. Angel Bob: And what would that be, sir? The Doctor: Me. [fires]