Terra nodded. It was the only thing she could do right then. She was lost when Toph was explaining things before she reached the part that involved her. And she had no idea who Kir was, or what he was all about. It's hard to help a stranger recover his memory. "It did happen pretty fast," she added. "You asked for my name, and you were about to tell me yours when you just... forgot." Terra realizes that it's only a recap of what Toph just got done explaining, but she figured putting in small details might help.