We don't have enough solid organs for transplantation; not enough kidneys, livers, hearts, lungs. When you get a liver and you have three people who need it, who should get it? We tried to come up with an ethically defensible answer. Because we have to choose.

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.

Patients who are being kept alive by technology and want to end their lives already have a recognized constitutional right to stop any and all medical interventions, from respirators to antibiotics. They do not need physician-assisted suicide or euthanasia.

My father always has been attractive because of his energy, warmth, charm, and talent for finding some connection with people from all cultures and walks of life. He rarely observed social formalities and niceties - something he has passed on to his boys.

The president recognizes that funding global health is good for national security, domestic health and global diplomacy. Consequently, President Obama has steadily increased funding for the President's Emergency Plan for AIDS Relief, or PEPFAR, which was created by President Bush and has strong bipartisan support.

Having been an oncologist and having cared for scores, if not hundreds, of dying patients, when you don't have a treatment that can shrink the tumor and the patient will die, it's a very difficult conversation. It's emotionally draining.

I am not sure precisely why we need to have privacy, but everyone knows for sure that we need to relax and not have to put on our social, outwardly looking face all of the time.