A good salesman, as the old (and politically incorrect) saying goes, can sell a refrigerator to an Eskimo. It's a cliché, but there's some truth to it: Inuit who live above the Arctic Circle use insulated refrigerators to keep their food from freezing in subzero temperatures
The Personal MBA: A World-Class Business Education in a Single Volume (ed. Penguin UK, 2011) - ISBN: 9780141971094