Endnotes

1. Dialogus de Ludo Globi, lib. II: Philosophisch-Theologische Schriften, Vienna 1967, III, p. 332.
2. The moral virtues, and among them prudence in particular, allow the subject to act in harmony with the criterion of moral good and evil: according to recta ratio agibilium (the right criterion of action). Art, however, is defined by philosophy as recta ratio factibilium (the right criterion of production).
3. Promethidion, Bogumil, vv. 185-186: Pisma wybrane, Warsaw 1968, vol. 2, p. 216.
The Greek translation of the Septuagint expresses this well in rendering the Hebrew term t(o-)b (good) as kalón (beautiful).
4. Philebus, 65 A.
5. JOHN PAUL II, Encyclical Letter Fides et Ratio (14 September 1998), 80: AAS 91 (1999), 67.
6. This pedagogical principle was given authoritative formulation by Saint Gregory the Great in a letter of 599 to Serenus, Bishop of Marseilles: "Painting is employed in churches so that those who cannot read or write may at least read on the walls what they cannot decipher on the page", Epistulae, IX, 209: CCL 140A, 1714.
7. Lodi di Dio Altissimo, vv. 7 and 10: Fonti Francescane, No. 261, Padua 1982, p. 177.
8. Legenda Maior, IX, 1: Fonti Francesane, No. 1162, loc. cit., p. 911.
9. Enkomia of the Orthós of the Holy and Great Saturday.
10. Homily I, 2: PG 34, 451.
11. "At nobis ars una fides et musica Christus": Carmen 20, 31: CCL 203, 144.
12. Cf. JOHN PAUL II, Apostolic Letter Duodecimum Saeculum (4 December 1987), 8-9: AAS 80 (1988), pp. 247-249.
13. La prospettiva rovesciata ed altri scritti, Rome 1984, p. 63.
14. Paradiso XXV, 1-2.
15. Cf. JOHN PAUL II, Homily at the Mass for the Conclusion of the Restoration of Michelangelo's Frescoes in the Sistine Chapel, 8 April 1994: Insegnamenti, XVII, 1 (1994), 899-904.
16. Cf. AAS 56 (1964), 438-444.
17. No. 62.
18. Message to Artists, 8 December 1965: AAS 58 (1966), 13.
19. Cf. No. 122.
20. SECOND VATICAN ECUMENICAL COUNCIL, Pastoral Constitution Gaudium et Spes, 62.
21. La teologia nel XII secolo, Milan 1992, p. 9.
22. SECOND VATICAN ECUMENICAL COUNCIL, Pastoral Constitution on the Church in the Modern World Gaudium et Spes, 22.
23. Hymn at Vespers on Pentecost.
24. F. DOSTOYEVSKY, The Idiot, Part III, chap. 5.
25. Sero te amavi! Pulchritudo tam antiqua et tam nova, sero te amavi!: Confessions, 10, 27: CCL 27, 251.
26. Paradiso XXXI, 134-135.
27. Oda do mlodosci, v. 69: Wybór poezji, Wroclaw 1986, vol. 1, p. 63.