There've been people who left this world and returned. Sometimes those people remember this world, sometimes they don't, but they've all confirmed that they remembered nothing of this world while they were in their own world.

[And sure, he has his own little hypothesis that it might be possible to remember something. After all, how else could people come from other worlds where they already know about this one? Doesn't that imply that someone was able to remember something once? Still, that's a rather out-there theory of his, and not something she needs to hear right now.]

Though I wouldn't say it doesn't matter how much you tell me. I might not be able to remember it if I ever go back to our own world, but it'd still help me understand more about what you guys went through. Though Jean has already told me a lot. Unless you are even further ahead than he is, that is.