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.

It has been aptly noted that web browsers are less Internet navigation tools than they are ebooks with highly diverse content.

You never know, the way technology is going, we might all use the games for scouting by the time I retire.

I believe in teaching as a real job. I don't think it's a substitute for anything else. It's been shown to me that teachers can help, and the writing today is just as good as it was when I started out. Technology hasn't changed that.

There should be a background check every time a firearm is transferred. You shouldn't be able to go to a gun show and buy guns without a background check. There are Internet gun sales, classified ads in the newspapers - and you can buy guns without background checks.