What is the main theme of 'The Picture of Dorian Gray'?
Who painted the portrait of Dorian Gray?
What happens to Dorian's portrait as he indulges in a life of excess?
What does Dorian wish for regarding his own youth?
How does vanity affect Dorian Gray's life?
What can be compared to Dorian's vanity in modern society?
What important lesson does Dorian's story teach about vanity?
According to the content, what lasts longer than beauty?