The Wealth of Nations by Part 5 Chapter 1 Page 204

in any way from which he can derive some advantage, rather than in the performance of his duty, from which he can derive none.

If the authority to which he is subject resides in the body corporate, the college, or university, of which he himself is a member, and which the greater part of the other members are, like himself, persons who either are or ought to be teachers, they are likely to make a common cause, to be all very indulgent to one another, and every man to consent that his neighbour may neglect his duty, provided he himself is allowed to neglect his own.

In the university of Oxford, the greater part of the public professors have, for these many years, given up altogether even the pretence of teaching.

If the authority to which he is subject