Can I talk about planets now? This stuff, or whoever sent it, is cleverer than we are. Unfortunate, isn't it? When this is all over, you can find a shoulder to cry on. But for now, you need me. Jamie, remind me to give you a lesson in tying knots, sometime. Your hips are fine, you're built like a man! Physician, heal thyself. Doctor no more. Think about me when you're living your life one day after another, all in a neat pattern.

Do try and keep out of my way in future and in past, there's a good fellow. The time continuum should be big enough for the both of us. As we learn about each other, so we learn about ourselves. It is! It's the city of New New York!

I think I might have miscalculated. That's a relief. I hate babysitters. Renewed? Have I? That's it, I've been renewed. It's part of the TARDIS. Without it I couldn't survive. Nine hundred years of time and space, and I've never been slapped by someone's mother.

We are all connected; To each other, biologically. To the earth, chemically. To the rest of the universe atomically.

We want to explore. We’re curious people. Look back over history, people have put their lives at stake to go out and explore … We believe in what we’re doing. Now it’s time to go.

The Earth was small, light blue, and so touchingly alone, our home that must be defended like a holy relic. The Earth was absolutely round. I believe I never knew what the word round meant until I saw Earth from space.