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"\"In sports, the only thing a player can truly control is effort. The same applies to business. The only thing any entrepreneur, salesperson or anyone in any position can control is their effort.\" -- from \"How To Win At The Sport Of Business\" a 2013 book by Cuban "^^<http://www.w3.org/2001/XMLSchema#string>
<http://sportsday.dallasnews.com/dallas-mavericks/mavericksphotos/2014/05/24/he-said-what-the-greatest-quotes-from-mavericks-owner-mark-cuban>