The Wealth of Nations by Part 5 Chapter 1 Page 230

and attributes which were common to both the subjects of the other two sciences.

But if subtleties and sophisms composed the greater part of the Metaphysics or Pneumatics of the schools, they composed the whole of this cobweb science of Ontology, which was likewise sometimes called Metaphysics.

Wherein consisted the happiness and perfection of a man, considered not only as an individual, but as the member of a family, of a state, and of the great society of mankind, was the object which the ancient moral philosophy proposed to investigate. In that philosophy the duties of human life were treated as subservient to the happiness and perfection of human life. But when moral, as well as natural philosophy, came to be taught only as subservient to theology, the duties of human life were