Chapter One

This is both a gloomy and a hopeful book.

The subject itself is gloomy. A Dark Age is a culture's dead end. We in North America and Western Europe, enjoying the many benefits of the culture conventionally known as the West, customarily think of a Dark Age as happening once, long ago, following the collapse of the Western Roman Empire. But in North America we live in a graveyard of lost aboriginal cultures, many of which were decisively finished off by mass amnesia in which even the memory of what was lost was also lost. Throughout the world Dark Ages have scrawled finis to successions of cultures receding far into the past. Whatever happened to the culture whose people produced the splendid Lascaux cave paintings some seventeen thousand years ago, in what is now southwestern France? Or the culture of the builders of ambitious stone and wood henges in Western Europe before the Celts arrived with their Iron Age technology and intricately knotted art?

Mass amnesia, striking as it is and seemingly weird, is the least mysterious of Dark Age phenomena. We all understand the harsh principle Use it or lose it. A failing or conquered culture can spiral down into a long decline, as has happened in most empires after their relatively short heydays of astonishing success. But in extreme cases, failing or conquered cultures can be genuinely lost, never to emerge again as living ways of being. The salient mystery of Dark Ages sets the stage for mass amnesia. People living in vigorous cultures typically treasure those cultures and resist any threat to them. How and why can a people so totally discard a formerly vital cultur