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

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.

Vaccines are the most cost-effective health care interventions there are. A dollar spent on a childhood vaccination not only helps save a life, but greatly reduces spending on future healthcare.

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.

We all focus on health care and diabetes and heart disease but there's all sorts of things like the simple fact that, you know, heavier people, transportation is more, so there's more spent on gasoline, more on jet fuel, people have had to change the size of doorways, the size of chairs on airplanes and at sports stadiums, so there's a lot of hidden costs as well to the increasing girth of Americans.

By establishing a social policy that keeps physician-assisted suicide and euthanasia illegal but recognizes exceptions, we would adopt the correct moral view: the onus of proving that everything had been tried and that the motivation and rationale were convincing would rest on those who wanted to end a life.

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.