I FOUND HIM in Ponta Pora, a pleasant little town in Brazil, on the border of Paraguay, in a land still known as the Frontier. They found him living in a shaded brick house on Rua Tiradentes, a wide avenue with trees down the center and barefoot boys dribbling soccer balls along the hot pavement. They found him alone, as best they could tell, though a maid came and went at odd hours during the e