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 traditional family has an intrinsic as well as an instrumental value, and that is the real reason so many conservatives defend it.

As a child, I studied violin. My sister, who's 10 years older, was the actress in the family. I was painfully shy.

In my 40s: I had two children young enough to think their parents wonderful, my business was booming, I was happily married and living in the Cotswolds with a veg garden and ponies in the paddock. Who could not be happy?

Choosing to mother your kids full-time may seem to some the easy choice, eschewing as it does the stresses and strains of the workplace, but one of the continuing frustrations for women is the lack of respect they get for taking on the responsibility for domestic life, whether they're also working outside the home or not.