"Inherited title," Phryne clarified with a small laugh. Professor River Song was a woman after her own heart. "I like to think it applies when it comes to giving my word, but only because I do it sparingly." She did prefer to be considered trustworthy--by people of significance anyway.

She gestured blithely and dismissed Egypt with a light, "As for Egypt, it's a fascinating place to visit. The last Egyptologist I meant was a terrible bore." A murderous psychopath, but she hardly felt a need to share that.