A: Who was Langston Hughes?
B: He was a famous African-American poet.
A: What’s special about his poems?
B: Well, his poems mainly tell the story of black people in America, including their joys and pain.
A: Can you give me an example?
B: Dream Variation, for example. It was one of his most celebrated poems. The poem is about the dream of a world free of inequality and racial prejudice.