One sign of a great actor is when he can be alone by himself on the screen, doing almost nothing, and producing one of a film's defining moments.

If you want to save yourself the ticket price, go into the kitchen, cue up a male choir singing the music of hell, and get a kid to start banging pots and pans together. Then close your eyes and use your imagination.

The buried code of many American films has become: If I kill you, I have won and you have lost. The instinctive ethical code of traditional Hollywood, the code by which characters like James Stewart, John Wayne and Henry Fonda lived, has been lost.

I've never found kicks to the groin particularly funny, although recent work in the genre of the buddy movie suggests audience research must prove me wrong.

Sometimes, it's all about the casting.

Dr. Leonard Shlain, chairman of laparoscopic surgery at California Pacific Medical Center, said they took some four and five year-olds and gave them video games and asked them to figure out how to play them without instructions. Then they watched their brain activity with real-time monitors. At first, when they were figuring out the games, he said, the whole brain lit up. But by the time they knew how to play the games, the brain went dark, except for one little point.

That's what fantasies are for, to help us imagine that things are better than they are.