“I realized immediately that this was a terribly important discovery, but I didn't realize how important it would be until we had spent a lot of time in the laboratory studying it.”

“I am in the process of trying to decide whether I can make a substantive and productive contribution to the policy-making process. I was always there because I wanted to work on the pressing issues of the day - I'm interested in energy, I'm interested in the climate bill and technology policy.”