One Thing Needful: Or Devout And Philosophical Exercises On Various Subjects Of Superlative Importance In Theology And Morals is a book written by John Moir in 1795. The book is a collection of essays that explore various topics related to theology and morals. Moir's writing is both devout and philosophical, as he seeks to reconcile the teachings of religion with the principles of reason and logic. The book covers a wide range of topics, including the nature of God, the meaning of life, the role of faith in human affairs, and the importance of virtue and morality. Moir's writing is characterized by its clarity and precision, as well as its deep insight into the human condition. The book is a valuable resource for anyone interested in exploring the intersection of religion, philosophy, and ethics.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.