Having the ability to be brutally honest with yourself is the greatest challenge you face when creating a business model. Too often we oversell ourselves on the quality of the idea, service, or product. We don't provide an honest assessment of how we fit in the market, why customers will buy from us, and at what price.
Mark CubanWhat does it take to be a successful entrepreneur? It takes willingness to learn, to be able to focus, to absorb information, and to always realize that business is a 24/7 job where someone is always out there to kick your ass.
Mark CubanIf Ayn Rand were an up-and-coming author today, she wouldn't write about steel or railroads, it would be Net Neutrality.
Mark CubanThe thrill of victory in business blows away the thrill of victory in sports. Business is a sport 24/7/365.
Mark Cuban