Omerta the Sicilian code of silence has been the cornerstone of the Mafias sense of honour for centuries. Born in the Sicilian hills omerta carried the Mafia through a hundred years of change but now at the centurys end it is becoming a relic from a bygone age. Honour may be silent - but money talks.Omerta the Sicilian code of silence has been the cornerstone of the Mafias sense of honour for centuries. Born in the Sicilian hills omerta carried the Mafia through a hundred years of change but now at the centurys end it is becoming a relic from a bygone age. Honour may be silent - but money talks.