original_query: What is the significance of Phèdre's confession to Theseus?
query: What is the significance of Phèdre's confession to Theseus in Racine's Phèdre?
answer: Phèdre's confession to Theseus in the final act reveals her guilt and confirms Hippolytus' innocence, leading to Theseus's pardon of Aricia and an act of atonement.