It's a philosophy that - 'We, the People' - it's about us, that if the Americans want to do something, they have the power to try to put leaders in place to carry out whatever their notions are.

The markets represent the aggregate interaction of many investors. Their attitudes, philosophies, and behavioral patterns on many levels are predictable... and repetitive.

People in charge of intelligence are political as well.

I don't understand it and haven't understood in this world of technology: where every building has a camera, every ATM has a camera, why don't we have cameras on police officers?

I contracted malaria while working in the field. That was the impetus for me to pursue a doctorate in community health. As a young academic, I investigated the patterns of malaria's spread and the potential measures we could employ to control it.

Once I got cancer of the tongue and throat, I realised that stress is a killer and I had to try and get stress out of my life.

To make others less happy is a crime. To make ourselves unhappy is where all crime starts. We must try to contribute joy to the world. That is true no matter what our problems, our health, our circumstances. We must try. I didn't always know this, and am happy I lived long enough to find it out.

There's a need for accepting responsibility - for a person's life and making choices that are not just ones for immediate short-term comfort. You need to make an investment, and the investment is in health and education.