The right way to build a company is to experiment in lots of small ways, so that you have plenty of room to make mistakes and change strategies.

I believe cellulosic fuels, biofuels made from nonfood crops are the only solution that will make a difference.

Setting an aggressive enough carbon-reduction goal will result in an appropriate price for carbon and will help many a renewable technology. Consumer education will help. Most importantly, though, will be the continually declining cost trajectory of the real breakthrough in clean-technology costs driven by research and innovation. In the end, private capital is the real barometer of change.

Oil replacements and then efficiencies in engines and housing and the way we build houses is a very interesting market.

It doesn't matter what your probability of failure is. If there's a 90% chance of failure, there's a 10% chance of changing the world.

Future is not extrapolation of past

In the next 10 years, data science and software will do more for medicine than all of the biological sciences together.