When State President F.W. de Klerk speaks of his vision of a new South Africa, the country's voteless 26 million blacks can be forgiven for being skeptical. The reform policies of De Klerk's predecessor, P.W. Botha, unleashed disappointment and nearly three years of violent unrest before grinding to a halt. But one of the most vocal critics of De Klerk's reluctance to abolish apartheid is a prominent Afrikaner who sat only a few feet behind him on inauguration day last month: his elder brother Willem.
A wild-eyed liberal by the standards of his family and its Dutch settler forebears, Willem de...