In a similar vein I've heard Marnie, who is bankruptcy attourney ,
quote a Lawyer's Rule of uncertain origin:
If The Law Is On Your Side, Argue The Law. If The Facts Are On Your
Side, Argue The Facts.
If neither is on your side, pound the table.
And when I was in music school, we always said, "If you can't play
Themed Olympus Photo Exhibition: http://www.tope.nl/