Americans born since World War II have grown up in a media-saturated environment. From childhood, we have developed a sort of advertising literacy, which combines appreciation for technique with skepticism about motives. We respond to ads with at least as much rhetorical intelligence as we apply to any other form of persuasion.

Scientists appear most often in horror movies. Through childlike curiosity or God-defying hubris, they unleash destructive forces they can't control - 'Forbidden Planet's Monsters of the Id.

Wars without military objectives have a tendency to go on forever.

Medicare is a monopoly: a central-planning bureaucracy grafted onto American health care. It exercises a stranglehold on the health care of all Americans over 65, and on the medical practices of almost all physicians. Medicare decides what is legitimate and what is not: which prices may be charged and which services may be rendered.

No one's going to be able to operate without a grounding in the basic sciences. Language would be helpful, although English is becoming increasingly international. And travel. You have to have a global attitude.

One of the most enjoyable things I do at Government House and when I travel around Australia is to talk with children. I tell them about our parliamentary democracy - and I often do that as I'm walking into an Executive Council meeting next door!

Celebrity has become a burden. There are more demands on your time. People think it is glamorous to fly places. But it is not - even if you travel business class and stay in wonderful hotels, you end 10,000 miles away from home.

In the case of 'Disobedience,' the very secretive way of life and religion and tradition that the North London Orthodox Jewish community has was a huge invitation to explore an unknown world. And also a possible trap, and I tried to overcome that by portraying it, hopefully, with great nuance and detail and texture.