editor of time magazine who wrote a biography on nelson mandela, stengel and his long time friend, jerry inzerillo. >> it was his genetic endowment what he learned in that moment of time. the great walter zulu who was really his mentor once told me a lovely story when young nelson mandela who first came to johannesburg to study law walked into zulu ice real estate office in soweto we were just trying to become a mass movement and one day a mass leader walked into my office. >> rose: also part of this program, a conversation with nelson mandela which took place here on this program in 1993. >> and the lesson is that the method of the people, the method of political method to be used, part determined by the oppressor himself, if the oppres oppressos peaceful means, we will never result to violence. it is when the oppressor in addition to repressive policies uses violence that the oppress have had no alternative but to retaliate by similar forms of action. and therefore, the pains, the blood that was spilled, the responsibility for that lies squarely on the soldiers. >> rose: mandela for the hour, ne