Spreadsheets are fiction. Believing in what you're doing and what you're building is what's important.

The U.S. has fallen well behind Europe in recognizing climate change and the implications of climate change.

Entrepreneurs have the flexibility and the ability to do things that large companies simply cannot. Could a large company pull off a trick like Amyris, going from anti-malaria medicine to next-generation fuel?

There are parts of the country in America, in the Midwest, where wind is a big resource, and we should absolutely use it. But to try and apply it nationally doesn't make sense. There are technologies that will work that are appropriate to certain regions.

We don't need a fuel that's cleaner, we need a fuel that happens to be cleaner, but is half the price of oil.

Imagine the world of mobile based on Nokia and Motorola if Apple had not been restarted by a missionary entrepreneur named Steve Jobs who cared more for his vision than being tactical and financial.

Your cellphone has 10 sensors, and your car has 400. But your body has none - that's going to change.