How did Arthur Schopenhauer’s philosophy affect Richard Wagner’s later work?

Arthur Schopenhauer’s philosophy profoundly influenced Richard Wagner by shifting the composer’s worldview from optimistic social idealism to a metaphysical, world-renouncing pessimism.1

Wagner’s discovery of Schopenhauer’s work, particularly The World as Will and Representation, fundamentally altered his aesthetic and thematic approach. Key impacts included:21

• Metaphysical Insight: Wagner adopted Schopenhauer’s belief that music possesses a unique ability to provide metaphysical insight into the nature of reality, which reason alone cannot grasp.2
• Supremacy of Music: Influenced by Schopenhauer’s theory regarding the supremacy of music among the arts, Wagner tilted the balance of his musical dramas more heavily toward the musical score.1
• Psychological Complexity: In works like Tristan und Isolde, Wagner moved away from using leitmotifs merely to explain dramatic action. Instead, he employed them with greater psychological complexity, utilizing a method akin to free association to mirror the inner workings of the human mind.1

This philosophical shift helped Wagner move beyond the formal constraints of traditional opera, allowing his mature style to express profound, nonrational human experiences.21