The culture of the U.S. military is such that human enhancement is accepted as a goal, taking people beyond the norm. There are so many resources going into that kind of research.

What people who are doing shift work or managing shift workers or deciding to put people on shift schedules to begin with should realize that we're not robots.

Being unconscious is the ultimate disability.

We can't feel the rotation of the planet, but in some ways we can because our bodily systems are reacting to it and have it inherent in them. To me, that's such a powerful thought.

Life evolved under conditions of light and darkness, light and then darkness. And so plants and animals developed their own internal clocks so that they would be ready for these changes in light. These are chemical clocks, and they're found in every known being that has two or more cells and in some that only have one cell.

In Mongolia local ranchers are making observations, helping the scientists with their own research. I think we too could have a stronger partnership with the farmers.