You have to work with the auto industry, the oil companies, you have to work to develop renewable fuel, whether it's solar or different kinds of fuel or whatever.
Some guys travel with expensive Louis Vuitton luggage but it gets all scratched up under the plane. I'd rather not spend too much money on something that's just going to get messed up.
After eight months of one of the most intensive public and private investigations in American history, no one - no one - has come up with a shred of evidence that I had anything to do with the anthrax letters. I have never worked with anthrax. I know nothing about this matter.