For to one that is born, death is certain; and to one that dies, birth is certain. Therefore about (this) unavoidable thing, you ought not to grieve. The source of things, O descendant of Bharata! is unperceived; their middle state is perceived; and their end again is unperceived. What (occasion is there for any) lamentation regarding them? One looks upon it as a wonder; another similarly speaks of it as a wonder; another too hears of it as a wonder; and even after having heard of it, no one does really know it.