Amy: We’re such tiny parts of your life, aren’t we? The Doctor: Amy, you are enormous parts of my life. And you are all I ever remember. <<--Because there's just so much in the Doctor's mind, and this encompasses the New Who only.
There's a little girl waiting in a garden. She's going to wait a long while, so she's going to need a lot of hope. Tell her a story. Tell her, this is the story of Amelia Pond. And this is how it ends.