Isolation is a common theme in Gothic literature, as it creates a sense of mystery and suspense.

The central theme of "The Great Gatsby" is the American Dream, as the novel explores the characters' pursuit of wealth and success.

Social injustice is a recurring theme in the works of Charles Dickens, as he often wrote about the plight of the poor and working class.

The main theme of "Romeo and Juliet" is love, as the play explores the intense and tragic love between the two title characters.

Totalitarianism is a common theme in dystopian literature, as it often explores the dangers of a government that has complete control over its citizens.

The central theme of "To Kill a Mockingbird" is racism, as the novel explores the racial tensions in the American South during the 1930s.

War is a recurring theme in the works of Ernest Hemingway, as he often wrote about his experiences in World War I and the Spanish Civil War.

The main theme of "The Catcher in the Rye" is adolescence, as the novel explores the struggles and challenges of growing up.

The blending of reality and fantasy is a common theme in magical realism literature, as it often explores the intersection of the natural and supernatural worlds.

The central theme of "The Lord of the Rings" is the battle between good and evil, as the forces of darkness seek to conquer Middle-earth.

Love and marriage are recurring themes in the works of Jane Austen, as she often explored the relationships between men and women in Regency England.

The main theme of "The Color Purple" is sisterhood, as the novel explores the bonds between women of color in the American South.

Metafiction is a common theme in postmodern literature, as it often explores the nature of fiction itself and the relationship between the author and the reader.

The central theme of "Beloved" is slavery, as the novel explores the impact of slavery on the lives of African Americans in the United States.

Loneliness is a recurring theme in the works of村上春樹, as he often explores the feelings of isolation and disconnection experienced by his characters.