Steinbeck indicates that this conversation has happened many times before find three quotations from the extract that shows this what is the significance of this

This is repeated throughout the novel, including the very end. The quotations are all similar and you should be able to find them if you scan the text or check out the GradeSaver summary. The dream of the farm gives both Lennie and George hope. They are itinerant laborers with no sense of home or security. The dream brings both men together even after they quarrel and fight.