"I'm glad you think I'm warm and kind. I... try to be, but... with you it's easy."
She held back from adding "because I care about you so much," even though at this point she was pretty sure that would be OK, that he had even figured it out. But she would take her time. They didn't have to rush, or at least she hoped not, and she knew this wasn't easy for Henry. And it wasn't all that easy for her either. She had more social experience than Henry did, but she'd never quite met a man who was as important to her as he was.