Religion asks you to believe things without questioning, and technology and science always encourage you to ask hard questions and why it is important in science and technology. So I was always interested in science and technology.

Environmentalists get in the way. They often ask the right questions, but they're chasing the wrong answers - often hypothetical or uneconomic solutions.

You know, one of the great things about most renewable technologies - not every technology, but many of them - is the jobs have to be local. When you're talking about a power plant and power generation using solar thermal technology, the jobs will be where the plant is.

The only way you multiply resources is with technology. To really affect poverty, energy, health, education, or anything else - there is no other way.

Knowing whose advice to take and on what topic is the single most important decision an entrepreneur can make.

I generally disagree with most of the very high margin opportunities. Why? Because it's a business strategy tradeoff: the lower the margin you take, the faster you grow.