Quote 4
MAMA
Them houses they put up for colored in them areas way out all seem to cost twice as much as other houses. I did the best I could (2.i)
Hansberry offers an example of institutionalized racism through Lena's search for housing in Chicago. Racist laws made leaving the slums much more difficult for African Americans.
Quote 5
MAMA
You ain’t satisfied or proud of nothing [your dad and I] done. (1.2.231)
Lena is hurt that Walter doesn't feel proud of the family legacy he comes from. She worked hard with her husband to provide a future for their children. Now, though, Walter is ashamed of their working-class lifestyle and shabby apartment. Walter dreams of "bigger and better" things.
Quote 6
MAMA
Plenty. My husband always said being any kind of a servant wasn’t a fit thing for a man to have to be. He always said a man’s hands was made to make things, or to turn the earth with – not to drive nobody’s car for ‘em – or – (She looks at her own hands) carry they slop jars. And my boy is just like him – he wasn’t meant to wait on nobody. (2.2.78)
Despite their background, the Youngers are a proud people. Like his father, Walter wishes to be more than somebody's servant. He wants to be his own man. In this passage it seems like Mama admired this trait in her late husband and is proud that her son thinks this way as well.