Why was metaphors used in life is fine by Langston Hughes?

Metaphors are used in "Life is Fine" by Langston Hughes to convey the complex emotions of the speaker, who is going through a difficult period in his life. The metaphors help to create vivid imagery and allow the reader to understand the depth of the speaker's pain and resilience in coping with challenges. By comparing his experiences to different elements of nature, the speaker is able to express the highs and lows of his emotional journey.