Paragraph 36, Zeile 62 Letters To Atticus: Ad Atticum IX von Cicero
Paragraph 3, Zeile 12 Epistulae Morales Ad Lucilium: Epistulae Morales, Liber VIII von Seneca
Abschnitt LXX. Seneca Lucilio Suo Salutem, Paragraph 3, Zeile 14 Controversiae: Liber IX von Seneca der Ältere
Paragraph 2, Zeile 2