<正> Ngaco was born into an ordinary herder's family in Chengzhang Village, Yajiang County, Garze Tibetan Autonomous Prefecture, Sichuan Province, in 1969. When he reached the age of five, his father packed his satchel and sent him to a school where he eventually served as a teacher. The minute he sat down in his classroom, the boy showed strong interest in study. He became so good that he could tell stories to fellow villagers within two years.As the school was only in a position