The reward would be an open-faced sandwich of bread and butter and sugar. However, Calpurnia is seldom impressed and Scout is rarely rewarded. Due to this activity, Scout is pushed to improve her writing abilities and thus is well educated prior to starting first grade. When Walter Cunningham was invited by Jem to have dinner (lunch) with him, Scout, and Atticus, Scout criticizes Walter for covering his food with syrup. Calpurnia then drags Scout into the kitchen to have a word with her. There, Scout learned a very valuable lesson. Calpurnia taught her that she should treat everyone as an equal and that there is no reason to act high and mighty. A person may live better than another, but that is no excuse to disgrace them. Calpurnia plays a very important role in the lives of Scout and Jem. She is not just a maid, but also a mother figure, disciplinarian, and