Sales is the most important aspect of a company, which in turn is about how well you treat your customer and stay ahead of your customer's requirements.
Mark CubanI was a beast in college. I worked hard and I played hard. I was relentless learning about business. I actually snuck into MBA classes my freshman and sophomore years. I wanted to challenge myself to see how I compared to the smartest kids at Indiana University so I was 18 and pretended I was an MBA student.
Mark CubanWhen you've got 10,000 people trying to do the same thing, why would you want to be number 10,001?
Mark Cuban