The Persistent Problems of Philosophy: An Introduction to Metaphysics is a book written by Mary Whiton Calkins. The book is an in-depth exploration of the fundamental questions of metaphysics, which is the branch of philosophy concerned with the nature of reality. Calkins delves into the persistent problems of metaphysics that have puzzled philosophers throughout history. She discusses the nature of existence, the relationship between mind and body, the concept of causation, and the nature of time and space. The book is divided into chapters that cover each of these topics in detail. Calkins presents various philosophical theories and arguments related to each topic, providing a comprehensive overview of the field of metaphysics. The book is written in a clear and accessible style, making it suitable for both students and general readers interested in philosophy. Calkins' writing is engaging and thought-provoking, encouraging readers to think deeply about the nature of reality and the fundamental questions of human existence. Overall, The Persistent Problems of Philosophy: An Introduction to Metaphysics is a valuable resource for anyone interested in philosophy, providing a comprehensive introduction to the field of metaphysics and the philosophical questions that have persisted throughout history.The Persistent Problems Of Philosophy: An Introduction To Metaphysics Through The Study Of Modern Systems.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.