He faced many illness at age 76. Although having energy, he felt left out and lonely. He often entertained celebrities, such as Michael Jackson, Whoopi Goldberg, and the Spice Girls. He became friends with a number of rich business people, like Harry Oppenheimer and British monarch Elizabeth II on her March 1995 state visit to South Africa. This resulted in strong judgment from ANC anti-capitalists. Despite his surroundings, Mandela lived simply, donating a third of his $552,000 wealth to the Nelson Mandela Children's Fund, which he had founded in 1995. In that same year, Mandela published his autobiography, "Long Walk to Freedom".