Risk is the sort of word that is easy to discuss upfront but tough to handle when it comes time to pay the piper. There will always be some who wimp out and second-guess when the pain hits, but that is a childish reaction.

No CEO ever says, 'Damnit, we need to increase research!' I want to encourage them to do that.

Within NASA, the shuttle is perhaps the least-groundbreaking project. Recall that Apollo was about creating brand-new technologies that did something unprecedented - putting men on the moon. The shuttle is, by comparison, a relic designed to make going into orbit routine.

Why pay a fee for Internet content when a million free sites are just a click away? There's no incentive until people are too addicted to the Net to turn off their computers, yet are bored with what's available.

One of the ugly secrets of the renewable-energy industry is that its products make no economic sense unless they are highly subsidized.

If you take a scotch whiskey and distill out the alcohol, what is left has an amazing taste to it and can be used as a flavoring for a dessert.

Raw lobster tail, freeze dried, is amazing.