1 Erasmus, Adages, IV, VI, VIII, Nemo sibi nascitur.
2 Ecclesiasticus 7:28; then, Juvenal, Satires, XIII, 26–7.
3 Diogenes Laertius, Life of Bias.
4 Charondas the lawgiver of Sicily and follower of Pythagoras (Seneca, Epist. moral., XC, 6).
5 Erasmus, Apophthegmata, VII, Antisthenes Atheniensis, XXII.
6 Horace, Epistles, I, xi, 25–6.
7 Odes, III, i, 40.
8 Virgil, Aeneid, IV, 73.
9 Seneca, Epist. moral., CIV, 7, Erasmus, Apophthegmata, III, Socrates, XLIV.
10 Horace, Odes, II, xvi, 18–20.
11 Persius, Satires, V, 158–60.
12 Lucretius, V, 43–8.
13 Horace, Epistles, I, xiv, 13.
14 Seneca, Epist. moral., IX, 18.
15 Diogenes Laertius, Life of Antisthenes.
16 St Augustine, City of God, I, x.
17 Tibullus, IV, xiii, 12 (adapted).
18 Terence, Adelphi, I, i, 13–14.
19 Quintilian, X, 7.
20 Horace, Epistles, I, xv, 42–6.
21 Horace, Epistles, I, i, 19.
22 Sallust, Catilinae coniuratio, IV.
23 Cicero, De Senectute, XVI, 59.
24 Horace, Epistles, I, xii, 12–13.
27 Seneca, Epist. moral., LI, 13; the Philistae (or Philetai) were assassins.
28 Propertius, II, xxv, 38.
31 Persius, Satires, I, 19–20.
32 The first is Epicurus. The second is Seneca. The following epistle is largely composed of borrowings from various epistles of Seneca.
33 Cicero, Tusc. disput., II, xxii, 52.