4 Kings 6:1

5. Since you ask me as a brother in what path you should walk, I will be open with you. If you wish to take duty as a presbyter, and are attracted by the work or dignity which falls to the lot of a bishop, live in cities and walled towns, and by so doing turn the salvation of others into the profit of your own soul. But if you desire to be in deed what you are in name, a monk, that is, one who lives alone, what have you to do with cities which are the homes not of solitaries but of crowds? Every mode of life has its own exponents. For instance, let Roman generals imitate men like Camillus, Fabricius, Regulus, and Scipio. Let philosophers take for models Pythagoras, Socrates, Plato, and Aristotle. Let poets strive to rival Homer, Virgil, Menander, and Terence. Let writers of history follow Thucydides, Sallust, Herodotus and Livy. …

The maidservants who attend upon her you must regard as so many snares laid to entrap you; for the lower their condition is the more easy is it for you to effect their ruin. John the Baptist had a religious mother and his father was a priest. Yet neither his mother’s affection nor his father’s wealth could induce him to live in his parents’ house at the risk of his chastity. He lived in the desert, and seeking Christ with his eyes refused to look at anything else. His rough garb, his girdle made of skins, his diet of locusts and wild honey were all alike designed to encourage virtue and continence. The sons of the prophets, who were the monks of the Old Testament, built for themselves huts by the waters of Jordan and forsaking the crowded cities lived in these on pottage and wild herbs. …