He's not acting in the interest of Josephine. Does he intentionally misrepresent Josephine's beliefs? No, he intentionally misrepresents his beliefs. He glies about thinking that she'll one day be famous, but that's not covered by the rule. This rule is saying you shouldn't intentionally misrepresent what other people believe. It doesn't say whether or not we're allowed to intentionally misrepresent our own beliefs.