(CNN)-- In a rare and candid interview, CNN's Robyn Curnow spoke to Nelson Mandela's wife of 10 years, Graca Machel, to find out more about the man from the person who arguably knows him the best.

The intricacies of Mandela's heart ... and his family always came second to his other great love, the ANC and the liberation struggle. "I part from my wife with no recriminations.