conning

The code of the con is to know just enough about everything so you can lie about anything.(attrib: E. Tancarville)

Laine had been very proud of herself last night. Nicholas had talked about ghosts and magic and woven a bit of a spell himself. He'd sounded so convincing, so logical, so sad, that she'd found herself wanting to believe him. But testing prods at his argument had made him angry, and long years with Gavin had taught her that angry, defensive people shared the lousy habit of being wrong.