Can you explain the philosophical concepts of Karma, rebirth, and the purpose of human life as discussed in Chapter 47?

Chapter 47 delves into profound philosophical concepts, stating that the 'law of Karma is very deep' and that no one can fully comprehend it. The text explains that upon death, a person attains a new birth that corresponds exactly to their actions in the previous life. It notes that 'births happen according to one's wisdom (consciousness).' The ultimate message conveyed in this chapter is the immense value of human existence. It emphasizes that one who does not waste the 'priceless opportunity of human birth' to attain self-knowledge before the body falls is truly wise. This suggests that the primary purpose of human life is to transcend the cycle of Karma and rebirth through spiritual realization.