Answer: In the early 1800's, Poe became famous for writing short stories and poems about madness and death.
Among the morbid thoughts and writings of this great American writer are pearls of wisdom that are remarkably relevant to today's managers and leaders.
Authors of some fiction stories (Mainly children's stories) tend to teach messages about life.
The chain of being is composed of a great number of hierarchical links, from the most basic and foundational elements up through the very highest perfection, in other words, God. God sits at the top of the chain, and beneath him sit the angels, both existing wholly in spirit form.
Hope that helps.