I have stolen ideas from every book I have ever read. My principle in researching a novel is 'Read like a… — Philip Pullman

"I remember. He meant the Kingdom was over, the Kingdom of Heaven, it was all finished. We shouldn’t live as if it mattered more than this life in this world, because where we are is always the most important place."

"He said we had to build something…"

"That’s why we needed our full life, Pan... we wouldn’t have been able to build it. No one could if they put themselves first. We have to be all those difficult things like cheerful and kind and curious and patient, and we’ve got to study and think and work hard, all of us, in all our different worlds, and then we’ll build…"

They lay back, well fed and comfortable in the flower-scented night, and listened to Mary tell her story.

She began just before she first met Lyra, telling them about the work she was doing at the Dark Matter Research group, and the funding crisis. How much time she’d had to spend asking for money, and how little time there’d been left for research!

But Lyra’s coming had changed everything, and so quickly: within a matter of days she’d left her world altogether.

"I did as you told me," she said. "I made a program — that’s a set of instructions — to let the Shadows talk to me through the computer. They told me what to do. They said they were angels, and — well…"

"If you were a scientist," said Will, "I don’t suppose that was a good thing for them to say. You might not have believed in angels."

"Ah, but I knew about them. I used to be a nun, you see. I thought physics could be done to the glory of God, till I saw there wasn’t any God at all and that physics was more interesting anyway. The Christian religion is a very powerful and convincing mistake, that’s all."

Had she thought there was no meaning in life, no purpose, when God had gone? Yes, she had thought that.

“Well, there is now,” she said aloud, and again, louder: “There is now!”