Editor’s Introduction

to the highest degree of opulence from the lowest barbarism, but peace, easy taxes, and a tolerable administration of justice; all the rest being brought about by the natural course of things. All governments which thwart this natural course, which force things into another channel or which endeavour to arrest the progress of society at a particular point, are unnatural, and to support themselves are obliged to be oppressive and tyrannical.⁠—A great part of the opinions,’ he observes, ‘enumerated in this paper is treated of at length in some lectures which I have still by me, and which were written in the hand of a clerk who left my service six years ago. They have all of them been the constant subjects of my lectures since I first taught Mr. Craigie’s class, the first winter I spent in Glasgow, down to this day, without any considerable variation. They had all of them been the subjects of lectures which I read at Edinburgh the winter before I left it, and I can adduce innumerable witnesses both from that place and from this, who will ascertain them sufficiently to be mine.’ ”