"Oh, I see," Penny replied thoughtfully as she considered what the shopkeeper had to say. "That does make some sense. Perhaps someday! I am sure it would be interesting to learn, though truthfully I know nothing of it." Of course that much was likely very obvious, especially considering the numerous questions she was presenting and the awkward way she was presenting them.
Penny nodded her head when the boy offered to help her find some sort of love potion, even if she felt a bit uneasy with the whole idea. While it was very romantic, she wasn't sure if it was quite... well, if it was right. Did princesses in stories need potions for such things? But it wouldn't hurt to look, would it?
"Are there different kinds?" Penny inquired, some of her initial embarrassment giving way to curiosity.