When my children were growing up, we began every family meal - which included breakfast and dinner every day - with a prayer. We are Jewish and so it was the prayer over bread, when we were having bread, or the catch-all prayer for everything when we weren't.

Reasoning based on cost has been strenuously resisted; it violated the Hippocratic Oath, was associated with rationing, and derided as putting a price on life... Indeed, many physicians were willing to lie to get patients what they needed from insurance companies that were trying to hold down costs.

Over his illustrious career, John Harris has explored the most challenging bioethical questions with insight, engaging wit, and eloquence. In Enhancing Evolution, Harris does it again. He argues that it is not just an option but an obligation for people to use available biomedical technologies to enhance their own--and their children's--physical and mental abilities. Harris rightly deserves his reputation for fearlessly following his ethical arguments wherever they lead.

Childhood vaccines are one of the great triumphs of modern medicine. Indeed, parents whose children are vaccinated no longer have to worry about their child's death or disability from whooping cough, polio, diphtheria, hepatitis, or a host of other infections.

I'm the son of a pediatrician, and I do believe that the most important resource we have is our kids. And I think the most important thing for America's future is to invest more in our children.

An obvious example is not guaranteeing health services to patients with dementia.

We're all on a continuous journey to try and fix our mistakes and flaws. And, believe me, I've got plenty of them.