“One typically exhibits class by doing small, gracious things beyond the minimum that is expected. Class, in another words, is a plus. It’s a very good thing to have, but its absence is not really a negative”
That’s probably one of the best descriptions of class that I’ve read. It’s from a post on PowerLine Blog, the link is http://www.powerlineblog.com/archives/2009/10/024772.php.