the favour of friends, to the annoyance of their parents, the danger of the boys, and the detriment of the order. And thus no doubt it happens that those who were not compelled to learn as unwilling boys, when they grow up presume to teach though utterly unworthy and unlearned, and a small error in the beginning becomes a very great one in the end. For there grows up among your promiscuous flock of laity a pestilent multitude of creatures, who nevertheless the more shamelessly force themselves into the office of preaching, the less they understand what they are saying, to the contempt of the Divine Word and the injury of souls. In truth, against the law ye plough with an ox and an ass together, in committing the cultivation of the Lord's field to learned and unlearned. Side by side, it is written, the oxen were ploughing and the asses feeding beside them: since it is the duty of the discreet to preach, but of the simple to feed themselves in silence by the hearing of sacred eloquence. How many stones ye fling upon the heap of Mercury nowadays! How many marriages ye procure for the eunuchs of wisdom! How many blind watchmen ye bid go round about the walls of the Church!
O idle fishermen, using only the nets of others,
