How important is failure - yes, failure - to the health of a thriving, innovative business? So important that Ratan Tata, chairman of India's largest corporation, gives an annual award to the employee who comes up with the best idea that failed.

My children have been learning lessons about entrepreneurship since they were in kindergarten, and these lessons are paying off: even though they are only 22, 18, and 15, they have already collectively launched three nonprofit organizations and several new businesses.

Teaching children about entrepreneurship is much like imparting any other skill or piece of knowledge. You will provide them with ways to experience how entrepreneurship works, and you guide them toward the subjects or areas they seem to show an interest in.

I believe that entrepreneurs play an unmatched role and the accelerating pace of innovation is transforming the face of global challenges. You must think about the solution differently when you're trying to impact 1 billion people rather than affecting 1 million people.

I grew up poor in India, and there were days when we struggled to find food and other basic necessities. Our mother worked odds and ends jobs to keep the family together and educate us.

It's a simple fact: no individual can be good at everything. Everyone needs people around them who have complimentary sets of skills.

Education should not be about building more schools and maintaining a system that dates back to the industrial revolution. We can achieve so much more, at unmatched scale with software and interactive learning.