Celestia quick version (done)

>you will never be anon who shows up in Equestria during Celestia's youth.
>you will never hang out with pink mane Celestia.
>you will never engage in epic pillow fights inside the castle.
>you will never lose those pillow fights when you nap for ten minutes and Luna figures out where you're hiding.
>you will never have royal guards drag you out of bed and bring you to Celestia so you can read her a bedtime story.
>you will never spend long summer days under the shade of a tree singing to Celestia as she falls asleep in your arms.
>you will never watch her grow up and think of you as more than a friend.
>you will never propose to Celestia during a Summer Sun Celebration.
>she will never hear her say yes and make her the happiest mare in the world.
>you will never use your favorite song from your world in your wedding vows.
>you will never grow old together.
>you will never feel her hold you close and hear her sing your wedding vows as everything starts to go dark.

>"you are my sunshine, my only sunshine. You make me happy, when skies are grey. You'll never know dear, how much I love you. Please don't take, my sunshine away."