This work investigates the core problems of philosophy by examining the relationship between human perception, objective reality, and the nature of moral value. Alfred C. Ewing, a prominent 20th-century philosopher, utilizes a clear, analytical framework to address foundational questions regarding the existence of the external world, the nature of mind, and the validity of ethical judgments. By synthesizing classical philosophical inquiries with contemporary logical rigor, the text provides a structured introduction to the primary debates that define Western metaphysical and epistemological thought.

Experts frequently cite this text as a foundational, highly accessible introduction to analytical philosophy for students and interested laypeople. Readers often note the clarity of Ewing's prose, which manages to distill complex metaphysical arguments into manageable, logical components.