The Time Lords really didn't like genocide. I'm not too keen on it myself. It's the potential you're killing off. What if, one day, there was a good Dalek? What if...

Stories are made up by people who make them up. If they work, they get retold. There's the magic of it.

I am frightened of nothing." "Nothing?" "Nothing." "Are you extremely frightened of nothing?" "Absolutely terrified of it." "I have nothing in my pockets. Would you like to see it?" "No, I most definitely would not.

I think radio plays are my favourite medium, as they make the listener work and create and contribute in a way that TV and film can never do, and they have an immediacy that written prose often lacks.

Children's fiction is the most important fiction of all.

When the first living thing existed, I was there waiting. When the last living thing dies, my job will be finished. I'll put the chairs on the tables, turn out the lights and lock the universe behind me when I leave.

Coraline wondered why so few of the adults she met made any sense.