... you and Vanille would have still been chosen to be Ragnarok. Or it may have fallen on me and Serah... I don't want to think about something like that, even if it meant staying together with my sister.

[There's some things that even in her time in Valhalla she could do nothing to change. Only the future was changeable in order to save the past. Something she deeply regrets getting Serah involved in.]