Philanthropy is fun and fulfilling.

The human body is the most complex system ever created. The more we learn about it, the more appreciation we have about what a rich system it is.

I love building the products, seeing people use the products but you know along with success comes the need for a dialogue with the government.

It's hard to improve public education - that's clear.

You have to have a certain realism that government is a pretty blunt instrument and without the constant attention of highly qualified people with the right metrics, it will fall into not doing things very well.

Newspaper readership is still growing in India.

Well I think any author or musician is anxious to have legitimate sales of their products, partly so they're rewarded for their success, partly so they can go on and do new things.