I think that's something that only time will tell.

[She's very curious about the ship he was on before, and wants to ask more about it, but she knows she wouldn't appreciate a lot of questions about where she was last. So she keeps them in for now, and makes a mental note to ask him more about the other ship he was on when they've become better friends.]

Safe is always good. It gives you time to regain your strength, so you're ready when the next bad thing happens.