Loneliness is one of the primary themes in Of Mice and Men. Throughout the novel, John Steinbeck shows the enormous effect that loneliness has on the characters. Steinbeck most clearly illustrates the theme through Crooks, Candy, and Curley's wife. Ranch hands are ideal types of people to portray as being lonely, because their constant travel leaves them without someone to talk to or share things with. Steinbeck also shows how important it is for every human being to have a companion. Companionship is necessary in order for someone to live an enjoyable life. Although each one of the characters in Of Mice and Men is affected differently, they all experience negative feelings from their lack of companionship.

In Of Mice and Men, no other character outwardly conveys their loneliness more so than Curley's wife. She is often found searching for companionship with the men on the ranch. This...