"Oh, I... I didn't ask. There's no real economy anymore, where I'm from, since we've been on the run from the enemy. I don't have any paper currency." She'd rather just assume that the few coins in her possession have no value than try to buy something and be told that her money is no good.

"It's nice to meet you, Ianto. Were you from Earth? What did you do before you... um, before you came here?"