The Wealth of Nations by Part 5 Chapter 1 Page 233

more proper introduction to the study of theology. But the additional quantity of subtlety and sophistry, the casuistry and the ascetic morality which those alterations introduced into it, certainly did not render it more proper for the education of gentlemen or men of the world, or more likely either to improve the understanding, or to mend the heart.

This course of philosophy is what still continues to be taught in the greater part of the universities of Europe, with more or less diligence, according as the constitution of each particular university happens to render diligence more or less necessary to the teachers. In some of the richest and best endowed universities, the tutors content themselves with teaching a few unconnected shreds and parcels of this corrupted course; and even these they commonly teach very negligently and superficially.