Life is just stories.

 ". . .and you won't even remember me. Well, you'll remember me a little. I'll be a story in your head. But that's OK: we're all stories, in the end. Just make it a good one, eh? Because it was, you know, it was the best: a daft old man, who stole a magic box and ran away. Did I ever tell you I stole it? Well, I borrowed it; I was always going to take it back. Oh, that box, Amy, you'll dream about that box. It'll never leave you. Big and little at the same time, brand-new and ancient, and the bluest blue, ever. And the times we had, eh? Would've had. Never had. In your dreams, they'll still be there. The Doctor and Amy Pond... and the days that never came."  The Doctor