What are the top 20 universities in the world that do good materials research that might create carbon fibers to do jet stream kites or new magnets that will allow [energy] generation to be done up there and you just bring the electricity down. You either have to bring down rotational energy, which is hard, or you have to have the generator up there and bring down the electricity. Well, putting the generator up there is hard to do because it's too heavy.

To be a good professional engineer, always start to study late for exams because it teaches you how to manage time and tackle emergencies.

India has over 20 percent of the kids born in the world. And they move around a lot.

Most people overestimate what they can do in one year and underestimate what they can do in ten years.

The two areas that are changing... are information technology and medical technology. Those are the things that the world will be very different 20 years from now than it is today.

Contrary to Piketty’s rentier hypothesis, I don’t see anyone on the [Forbes 400 list of the wealthiest Americans] whose ancestors bought a great parcel of land in 1780 and have been accumulating family wealth by collecting rents ever since. In America, that old money is long gone - through instability, inflation, taxes, philanthropy, and spending.

I've always been interested in science - one of my favourite books is James Watson's 'Molecular Biology of the Gene.'