When Danilo Docli, peace worker, organizer, educator, first arrived in 1952 in Trappeto, a village of peasants and fishermen in western Sicily, there were no streets, just mud and dust, not a single drugstore, not even a sewer. (In fact, the local dialect didn't even have a word for sewer.) Like other Sicilians, the villagers, seen by many Italians as "bandits," "dirt-eaters," and "savages," had, in effect, been mute for centuries. Dolci's years of...