Paragraph 1, Zeile 29 Philosophia: Brutus von Cicero
Paragraph 1, Zeile 10 De Finibus Bonorum Et Malorum: De Finibus III von Cicero
Paragraph 5, Zeile 14 De Officiis III von Cicero
Paragraph 1, Zeile 1 Letters To Atticus: Ad Atticum XII von Cicero
Paragraph 9, Zeile 27 Letters To Friends: Ad Familiares VIII von Cicero
Paragraph 7, Zeile 10 Letters To His Brother: Ad Quintum Fratrem III von Cicero
Paragraph 2, Zeile 70 Epistulae Morales Ad Lucilium: Epistulae Morales, Liber V von Seneca
Abschnitt XLIX. Seneca Lucilio Suo Salutem, Paragraph 4, Zeile 12 Dialogi: On the Brevity of Life von Seneca
Paragraph 14, Zeile 15