When I was growing up, my parents were almost involved in various volunteer things. My dad was head of Planned Parenthood. And it was very controversial to be involved with that.

Newspaper readership is still growing in India.

If you're using first-class land for biofuels, then you're competing with the growing of food. And so you're actually spiking food prices by moving energy production into agriculture.

Certainly I'll never be able to put myself in the situation that people growing up in the less developed countries are in. I've gotten a bit of a sense of it by being out there and meeting people and talking with them.

I find the education I got from living in Derby and being streetwise and knowing the people that I know, the lessons that I had to learn growing up, have set me in good stead for this kind of working life.

If you have four years to complete your college education, do it.

You know, nothing is more important than education, because nowhere are our stakes higher; our future depends on the quality of education of our children today.

My message to students is that if you want to become an entrepreneur and save the world, definitely don't skip college. But go to a school that you can afford. You'll be freed from the chains of debt and succeed on your own ambition and merit.