A message or insight recognized in many cultures is a universal theme.
The answer to the literature question you have presented above would be character, plot, and setting. The three basic elements of all novels are plot, character, and setting. Harriet Beecher Stowe wrote the very successful novel in 1852 using these basic elements.
The Lightning Thief Theme<span> of Identity. The </span>Lightning Thief<span> is all about identity and about discovering identity. At the beginning of our narrator's tale, </span>Percy Jackson <span>doesn't yet know who his father is or that he has any special powers of any kind. He thinks of himself as a "bad kid," one who always gets into trouble.</span>
Can you post the cover of the book to see if its the right book