"I do not know it, but I'll give it a try." So far it wasn't bad. A different taste then the alcohol he was used to, no more.
"It is not," then he shrugged, "but ask questions if you like. You have a perception of me I imagine. Most of it can be right, some of it can be wrong. Correcting the wrong is something I can do. Besides, Mary likes you. She'll want me to be friendly."