What literary device or devices does Langston Hughes use in the poem? How does the device or devices contribute or emphasize the theme of the poem? Explain

Langston Hughes uses a series of effective similes in his attempt to define what it feels like to have to put away one's dreams. In each simile, it is clear that the dream doesn't disappear. In the first simile, it shrivels up but it is still a solid raisin.

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