Be Rich lesson 1: Mind your own business; The rich focus on their asset columns while everyone else focus on their income statements. In 1974, Ray Kroc, the founder of McDonald's, was ask the speck to the MBA class at the University of Texas at Austin. A friends of my was a student in that MBA class. After a powerful and inspiring talk, the class adjourned and the student asking Ray if he would join at them at there favorite hangout to have a few beer. Ray graciously accepted. "What business am I in?" Ray asked, once the had all their beers in hand. "Everyone laughed," my friends said, "Must of the MBA student thought Ray was jest fooling around." No one answered, so Ray asked aging, " What business do you think I'm in?" the student laughed aging, and finally one brave soul yelled out, "Ray, who in the world doesn't know that world doesn't know that you're in the hamburger business?" Roy chuckled. ...