What are the similarities between "A Good Man is Hard to Find" and "Revelation"?

These
two Flannery OConnor stories share several features. Most notably, each has an unpleasant
femalewho has a rigid view of social status that includes a highly flawed self-image. Each is
placed in a situation through which she might gain insight, but she fails to do so and retains a
narrow view of her own supposedly-elevated place in the world. In one case, this failure results
only in a nightmare, but in the other, it causes several death.

The
grandmother in seems obsessed with goodness, which she equates with blood, a concept that
includes ancestry and socialization. Because she characterizes the Misfit as a good man, she
cannot understand why his behavior will not match her preconception. He is not interested in her
narrow worldview, and her expressions of condescending superiority probably just fuel his
homicidal urges.

Ruby Turpin in obsessively categorizes people according to
their appearance and...