- Wikipedia: Arthur Schopenhauer (1788–1860)
- Schopenhauer, Arthur. Arthur Schopenhauer: The World as Will and Presentation: Volume II. United Kingdom, Taylor & Francis, 2016.
- via Google Books
Trademarks and trade names shown are the property of their respective owners and no endorsement or derogation is intended or inferred. All other content, copyright © 2023 Universal Quotation. All rights reserved.