We speak from experience.
Fourteen years ago we had one, and it has been a means of grace to us ever since.
Secondly.

For securing poor preaching, wait on your pastor with frequent committees.

Let three men some morning tie their horses at the dominie's gate, and go in and tell him how to preach, and pray, and visit.

Tell him all the disagreeable things said about him for six months, and what a great man his predecessor was, how much plainer his wife dressed, and how much better his children behaved.

Pastoral committees are not like the small-pox--you can have them more than once; they are more like the mumps, which you may have first on one side and then on the other.