[Stone decides not to admit he doesn't know what ballista is. The joys of coming from an isolationist hunter-gatherer society. He's more well-traveled than most, but not that well-traveled.]

I won't say no to some company, sure. It doesn't even seem like it's that far. You can't ride on my back, though, there's a bunch of spines back there. I'll have to carry you.

[Probably better make that clear, just so she knows.]