In this classic work of philosophy, George Turnbull explores the nature of morality and ethical behavior, drawing on a wide range of historical and contemporary sources to provide a comprehensive and nuanced analysis. With a focus on understanding the principles that underlie moral action, Turnbull offers insights that are as relevant today as they were when the book was first published in the 18th century. This is an essential read for anyone interested in the philosophy of ethics and morality. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.