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.

There are as many ways to help another human being as there are people in need of help. For some, the urgent need is as basic as food and water. For others, it is an opportunity to develop a talent, realize an idea, and reach one's full potential.

Great entrepreneurs focus intensely on an opportunity where others see nothing.

Call it the Tiger Mom effect: In the business world today, failure is apparently not an option.

I worked for Microsoft until 1996, till I had a different angle to view life. I wanted to be an entrepreneur and control my own destiny.

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.