My goal is first of all to promote a public debate about where markets serve the public good and where they don't belong. That's my first goal.

I think the reason we might hesitate to pay cash to students for doing well on tests or getting good grades or reading books is that we sense that the monetary payment is an extrinsic reward.

Democracy does not require perfect equality, but it does require that citizens share in a common life.

I would include non-medical sex selection as one of those practices that I think is morally questionable and that can carry adverse social consequences.

They say the state should not impose on its citizens a preferred way of life, but should leave them as free as possible to choose their own values and ends, consistent with a similar liberty for others.

I think too often in our society parents, who may have good impulses, overreach and try to mold and shape and direct their child.

I'm a supporter of embryonic stem cell research. I do think there are very important moral and also religious questions at stake in the debate over embryonic stem cell research.