Ma suddenly seemed to know it was all a dream. She turned her head forward again and her body relaxed, but the little smile stayed around her eyes. "I wonder how Granma feels today," she said.

– John Steinbeck

The Grapes of Wrath, Chapter 16. When Ma Joad listens to Rose of Sharon speak about herself and Connie having a house, car and their own store in California, Ma realizes that this is all a dream. She believes that her daughter is deceiving herself with such high hopes. So Ma changes the subject.