Beneatha Younger, in particular, is drawn to dreams. She dreams of becoming a doctor and of traveling to Africa to help her people. Her dreams give her hope and purpose in life, and she is determined to achieve them no matter what obstacles she may face.
Walter Younger also dreams of a better future for himself and his family. He dreams of owning a business and of becoming a successful man. However, his dreams are often unrealistic and impractical, and he is often unwilling to work hard to achieve them.
Mama Younger is the most realistic of the characters in the play. She understands the importance of dreams, but she also knows that they must be grounded in reality. She encourages her children to dream, but she also teaches them the importance of hard work and perseverance.
Dreams are a source of hope and inspiration for the characters in A Raisin in the Sun. They help them to cope with the challenges of life and to strive for a better future.