What advertisers call brand loyalty is merely the consumer's defense against the need to waste energy differentiating among things that barely differ.

The truth is that we can overhaul our surroundings, renovate our environment, talk a new game, join a new club, far more easily than we can change the way we respond emotionally. It is easier to change behavior than feelings about that behavior.

What do I want to take home from my summer vacation? Time. The wonderful luxury of being at rest. The days when you shut down the mental machinery that keeps life on track and let life simply wander. The days when you stop planning, analyzing, thinking and just are. Summer is my period of grace.

Once upon a time we were just plain people. But that was before we began having relationships with mechanical systems. Get involved with a machine and sooner or later you are reduced to a factor.

All in all, I am not surprised that the people who want to unravel the social contract start with young adults. Those who are urged to feel afraid, very afraid, have both the greatest sense of independence and the most finely honed skepticism about government.

We each have a litany of holiday rituals and everyday habits that we hold on to, and we often greet radical innovation with the enthusiasm of a baby meeting a new sitter. We defend against it and - not always, but often enough - reject it. Slowly we adjust, but only if we have to.

I rewrite a great deal. I'm always fiddling, always changing something. I'll write a few words - then I'll change them. I add. I subtract. I work and fiddle and keep working and fiddling, and I only stop at the deadline.