"Sure," Nina says, easily, looking up at the sky as she thinks of someone else. "This person... is one of those people that reflects back what you give to them. If you're flirtatious, they're flirtatious. If you're not, they're not. If I wanted to flirt with them, I'd just compliment them. Make them laugh. I'd tell them that they're a kind, wonderful human being - and I'd be frank with them." She smiles, clearly fond.