Is that how it works?

[She runs a hand through her hair and thinks.]

I've heard a few things where I'm from, that transporting through spacetime is supposed to take a large toll. After all, it requires a lot of specific elements, especially with certain rituals. Sometimes it goes wrong. It's never happened to me, of course, but my mother used to tell me to be careful because if it went wrong, you could lose nearly all your memories, and they'd only come back over time.