The theme of Harry Potter and the Sorcerer's Stone is complex, but some of the most prominent themes include:
* Good vs. Evil: This is the most obvious theme, as Harry must face off against Lord Voldemort and his forces. The book explores the nature of good and evil, and how even those who seem good can be tempted by darkness.
* The Power of Love: Love is shown to be a powerful force in the Harry Potter universe, capable of defeating even the darkest magic. Harry's mother's love for him is a key factor in his survival, and it is this love that ultimately defeats Voldemort in the end.
* Friendship and Loyalty: Harry, Ron, and Hermione's friendship is a crucial part of the story. They support each other through thick and thin, and their loyalty to each other is tested throughout the book.
* The Importance of Courage: Harry, Ron, and Hermione must face their fears and dangers head-on in order to save the wizarding world. The book shows the importance of courage, both physical and moral, in the face of adversity.
* The Nature of Magic: The book introduces the reader to the world of magic, and explores the potential both for good and evil that it holds. The book also shows how magic can be both powerful and dangerous.
* Coming of Age: The story follows Harry as he transitions from a young orphan to a young wizard. He learns about himself, his place in the world, and the importance of standing up for what he believes in.
These themes are all intertwined throughout the story, making Harry Potter and the Sorcerer's Stone a rich and compelling read.