The U.S. has spent billions of dollars on educating and supporting teachers or developing curricula but no resources are applied to 'improving the brain' that a student brings to the classroom.

I've been an entrepreneur all my life, and my recent focus is on finding entrepreneurial solutions to address global challenges in healthcare and education.

What separates sports from entrepreneurism, however, is that in business we constantly have to overcome undefined and unpredictable challenges. Athletes train for specific events and conditions, whereas entrepreneurs generally have little idea what they will encounter along the way.

Our education system was developed for an industrial era where we could teach certain skills to our children and they were able to use these skills for the rest of their lives working productively in an industry.

I believe our legacy will be defined by the accomplishments and fearless nature by which our daughters and sons take on the global challenges we face. I also wonder if perhaps the most lasting expression of one's humility lies in our ability to foster and mentor our children.

Trust your gut instinct over spreadsheets. There are too many variables in the real world that you simply can't put into a spreadsheet. Spreadsheets spit out results from your inexact assumptions and give you a false sense of security. In most cases, your heart and gut are still your best guide.

Because I was poor I had one special advantage. When you are poor, and basic survival is your concern, you have no alternative but to be an entrepreneur. You must take action to survive just as you must take action to seize an opportunity.