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

Anyone who lives in Washington and has an official position viscerally understands the cost of a lack of privacy. Every dinner - especially ones with a journalist in attendance - is preceded by the mandatory, 'This is off the record.' But everyone also knows, nothing is really 'off the record.

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.

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.

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.

Guilt. It comes naturally to me as a Jew and a Liberal.

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.