Leben Вђ” Werk Вђ” Wirkung — Schopenhauer-handbuch:

His doctoral dissertation which established the logical groundwork for his system, focusing on how we perceive the world through reason and cause-and-effect.

His operas (especially Tristan und Isolde ) are deeply infused with Schopenhauerian themes of desire and renunciation. Schopenhauer-Handbuch: Leben — Werk — Wirkung

His argument that the present moment is fleeting and life is a "constant transition from desire to boredom." Schopenhauer-Handbuch: Leben — Werk — Wirkung

Because the "Will" is never satisfied, life is inherently suffering. Schopenhauer-Handbuch: Leben — Werk — Wirkung

The world as it actually is—a blind, insatiable, and directionless "will to live" that drives all existence.

Art (especially Music) offers a temporary escape from the demands of the Will, allowing us to contemplate "Platonic Ideas" without personal desire. III. Impact (Wirkung): A Legacy of Influence