Calpurnia lectures Scout on manners when scout criticizes Walter's manners and Atticus supports her! What does this tell you about how both Calpurnia and Atticud feel about others?

This tells us that both Calpurnia and Atticus value human decency. Atticus is quick to talk about farms, which Walter can relate to. Calpurnia understands that, even though he is white, Walter gets little to eat at home. She demands respect for Walter as a guest and as a human being.

they both think you should treat people nice wether or not they are like you.