Just like you could dump oil into the Cuyahoga in the 60s and let someone else foot the bill, today you can pump CO2 into the atmosphere and let the whole world foot the bill.

When you're managing a large number of people, you learn that incentives matter tremendously. You really want people to be rewarded for doing the right thing for the customers and the organization.

Whatever my current beliefs are, on any topic, they're all open to being changed by the right facts and the right evidence.

You have to be willing to spend an awful lot in that R&D phase before you see the benefits. When you look at the companies that have really won customers over in technology - say, Apple and Google - you find that they spend billions of dollars on R&D each year, often spending that much on a product before they ever make a dime back in profits.

Technology is incredibly powerful. And in many ways, the sky is the limit in terms of what you can actually accomplish with the right science and the right technology.

You have to be able to generate usable energy without greenhouse gas emissions and you have to be able to do it cheaply if you want people to choose that approach.

The more widely you can spread this notion of achieving ROI by preserving and improving ecosystems, the better.