According to a "law enforcement official", they were "true believers" in the Cuban system.
Democratic practice tends to be limited to business decisions and is constrained by the centralized economic planning of the Cuban system.
In 1961, the Cuban penal system introduced a progressive rehabilitation program.
The idea that the Cuban system is morally superior is suspect.
Like all the Cuban educational systems, the education of the ballet in the country is free.
In recent months, small but potentially significant changes have crept into the Cuban system, like an increased role for foreign capital in tourism.
Mr President, the Cuban political system is unique in the world.
The Cuban penal system contained 19,000 inmates in 1990, approximately 190 per 100,000.
But, in reality, this tight Cuban system clearly can't take care of its people's needs - ration books get you through half the month.
"This is the way the Cuban penitentiary system works, at least as far as political prisoners are concerned," he said almost without emotion.