Steinbeck uses Jim Casy to slow some of the novel’s major themes. Most notably, the ex-preacher redefines the concept of holiness suggesting that the best part of a human experience is to be found on earth, among other humans. Casy begins the novel uncertain of how to use his talents as a speaker and spiritual healer. He later realizes that people should live and appreciate what they have and that's his mission "Maybe I can preach again. Folks out lonely on the road, folks with no lan', no home to go to. They got to have some kind of home."Chapter 6
Casy genuinely wants to help people. His intentions are good, and his heart is big. Casy's spreads his word to one of the closes person to him Tom Joad. "If he needs a million acres to make him
