The Importance of Focus and Simplicity in Entrepreneurship

I'm always wondering, like, what are the lessons used specifically or learning from these founders and applying to your own life? And it seems like kind of focus and simplicity is something. What I like about Singleton is again, I'm not really worried about capital allocation like he was. He has a singleness of purpose and a tenacity that is just overpowering. That one quote made me read a 700 page biography of Charles De Gaulle.