Science is simply a powerful way of understanding what's real and what isn't, what's true and what's not. It can help us determine what works, what doesn't, for whom, and under what circumstances.

Preventing cardiovascular disease can help free up critical resources for treating HIV/AIDS and other illnesses.

When the U.S. claims the right to invade any country unilaterally and then defines a country like Iran or North Korea as 'evil,' then it is a rational response for these countries to develop nuclear weapons as the only military deterrent to invasion. We create what we most fear.

Too much power in any institution tends to stifle innovation.

The spirit of the Olympic movement is great for young people because it teaches them about the training and discipline required to compete. Even if they don't make the teams, they can rededicate their lives to the art of sport, discipline, and physical fitness.

Life is a journey. When we stop, things don't go right.

My doctor said, 'If you can weigh what you weighed in high school, you'll essentially be healthy and not have Type 2 diabetes.' Well, I'm gonna have Type 2 diabetes, because there is no way I can weigh as much as I did in high school.

Effective health care depends on self-care; this fact is currently heralded as if it were a discovery.