Hiram M. Stanley’s The Philosophical Review examines the origins and development of consciousness through the perspectives of biology and psychology, suggesting that pain and pleasure are fundamental to mental life. Published as a philosophical treatise, it challenges conventional viewpoints by portraying consciousness not as a cognitive ability but as a biological process crucial to an organism’s survival.
Key themes include the significance of pure subjectivity, the influence of psychosis on mental growth, and the relationship between sensation, will, and evolution. Stanley contends that pain, rather than pleasure, serves as the primary force behind consciousness, guiding its development through the struggle for existence. The work integrates these concepts to shift philosophical exploration toward the organism’s adaptive requirements, maintaining that mental experiences arise from the interaction of biological necessities and environmental engagement.