Oh, sorry! I didn't even think... [In retrospect, it was probably a little rude to be talking about something that's 'ancient history' when the person she's talking to is, you know, living it.]

I wonder if we're going to forget everything when we go back home? Otherwise someone could probably get a good idea of what's in the future and try to change it... Even if we're from all different-- worlds and all, some things might still be similar enough, you know? [She trails off, purses her lips, and adds:] If we go back home.