Page:An Essay on the Principle of Population (1798).djvu/330

 near connection of these two subjects, and that the causes which tend to increase the wealth of a State, tend also, generally speaking, to increase the happiness of the lower classes of the people. But perhaps Dr. Adam Smith has considered these two inquiries as still more nearly connected than they really are; at least, he has not stopped to take notice of those instances, where the wealth of a society may increase (according to his definition of wealth) without having any tendency to increase the comforts of the labouring part of it. I do not mean to enter into a philosophical discussion of what constitutes the proper happiness of man; but shall merely consider two universally acknowledged ingredients, health, and the command of the necessaries and conveniences of life.