You are worthy of love and respect. You are beautiful, gifted, and intelligent. Don't let the storm make you forget it.

The Doctor: Rose... before I go, I just want to tell you: you were fantastic. Absolutely fantastic. And do you know what? [Pause] So was I!

You’re far more likely to see a naked woman than a naked man. It’s only [seen as] rude because the rest of television is rather tame – it doesn’t actually talk about sex and our bodies and how we feel about them. I’m not out to shock.

Writing isn't just a job that stops at six thirty... It's a mad, sexy, sad, scary, ruthless, joyful, and utterly, utterly personal thing. There's not the writer and then me; there's just me. All of my life connects to the writing. All of it.

I am the Bad Wolf. I create myself. I take the words. I scatter them... in time, and space. A message to lead myself here.

[David Tennant's] Doctor has such humanity, he seems to understand us and he's very warm, so he's a comforting Doctor to be with, and he enables us to be slightly scarier than we had been.

Drama's not safe and it's not pretty and it's not kind. People expect the basic template of television drama where there might be naughty villains, but everyone ends up having a nice cup of tea. You've got to do big moral choices and show the terrible things people do in terrible situations. Drama is failing if it doesn't do that.