The discussion centers on recommendations for philosophy books that are not focused on the history of the field. Participants suggest a variety of influential works, including "Physics and Philosophy" by Werner Heisenberg, which explores the intersection of these two disciplines, and "Fear of Knowledge" by Paul Boghossian, addressing epistemological issues. Imanuel Kant's "Critique of Pure Reason" is highlighted, particularly noting Kemp Smith’s translation for its clarity. Additionally, Robert Paul Wolff's commentary on Kant's work is recommended for deeper understanding. Charles S. Peirce's "The Essential Peirce: Selected Philosophical Writings" is also mentioned, emphasizing its significance in contemporary philosophy. Overall, the recommendations focus on modern philosophical thought and its applications rather than historical perspectives.