[ Well, if he looks for her approval, she's just going to give him an expectant nod, messily wiping crumbs off her mouth with the back of her gloved hand. With a certainty that implies she's used to living in a world where resources are scarce: ]

How come? We don't know if we'll find anything out there. And the longer we hold onto this stuff — [ She waves a little pack of hostess cakes at him, smirking. ] The longer other people have to steal it.

[ She knows this because that is what she would do (and plans to do) to other people who hold onto their food 😔 This guy seems pretty anxious though, so she doesn't think he'll take anything from her... and in any case, she'd just steal it back. So, her demeanor is quite relaxed while speaking with him. ]