Why do you think Mrs. Jones makes a point of getting Roger to wash his face?

In the short story "Thank You, Ma'am" by Langston Hughes, Mrs. Jones makes Roger wash his face because she wants to offer him the unselfish love that he does not receive from his family. After she has him wash his face, she feeds him a meal and gives him money to buy shoes, despite the fact that he tried to snatch her purse earlier.

the theme of universality in town is expressed in ensuring all citizens upon the occurrence of a relevant social circumstance (sickness, unemployment, old age, employment injury, having many children, maternity, disability, loss of the breadwinner, etc.)