“One of the most important things about the geology on the moon is your descriptions of what you see, comparing them to things that you've seen on Earth so that the geologists and the scientists on the ground would know what you're talking about; and then take pictures of them.”

“You've got to either say you're going to cut taxes and find some spending cuts. I think we ought to reform long-term entitlement spending in the country, but you can't out of one side of your mouth say, 'Yes, we're for tax cuts, we're for spending discipline, and we're for bringing down the debt.'”