"I've used a Time-Turner in the past, Loki. The decision was simple. Go back a few hours and save the life of not one, but two people I cared about. It was easy and done without much second thought." She paused, remembering a night long, long ago when she was a mere child. "But there were some things I couldn't change, even then. I think I'm afraid of the unknown. I'm used to knowing everything."