Gwen's answer to that horrified Arthur, as it called to mind something his Uncle Ambrosius had said at Arthur's birthday banquet. "But, I do not want to be a ladykiller! I am supposed to protect ladies!"
The answer to his next question was both disappointing and confusing. "I am not grown up. Robin said something about that, too, but I'm five." He held out a hand with all his fingers proudly displayed to prove his point.