One may certainly be amiable without being kind, something Fiyero is plenty familiar with himself. He doesn't blame anyone who doesn't get won over by his charm - but he does find it interesting, as he tries to charm anyone in his path.

He swings smoothly down in the seat next to her. "Promise you'll turn it back if I don't-- Whoa," he says, softly cutting himself off as he seems how her hair changes. That's so fascinating!