In essence, all life is governed by ever-repeating cycles. These, just like the rings of trees, are all unique and played out according to customs and traditions varying from place to place, which explains why Chinese people stress the preservation of tradition and culture. In part one of China's Natural Splendor, the Basha people's coming-of-age ceremony is one example of the legacy of culture that binds them to their ancestors and gives meaning to their lives.