What is the difference between Fagin and Oliver Twist?

Fagin and Oliver Twist are central characters in Charles Dickens' novel "Oliver Twist." Fagin is a cunning and manipulative criminal who leads a gang of child pickpockets, representing the darker side of society and its moral corruption. In contrast, Oliver is an innocent and vulnerable orphan who seeks love and belonging, embodying the themes of innocence and the struggle for a better life. Their relationship highlights the stark contrast between innocence and moral depravity within the harsh realities of Victorian England.