Paragraph 1, Line 140 Tusculan Disputations I by Cicero
Paragraph 11, Line 11 Philosophia: Academica by Cicero
Paragraph 12, Line 24 Letters To Atticus: Ad Atticum II by Cicero
Paragraph 11, Line 73 Letters To Atticus: Ad Atticum VIII by Cicero
Paragraph 28, Line 74 Letters To Friends: Ad Familiares VI by Cicero
Paragraph 14, Line 21 Epistulae Morales Ad Lucilium: Epistulae Morales, Liber VI by Seneca
Section LVII. Seneca Lucilio Suo Salutem, Paragraph 1, Line 6 Controversiae: Liber IX by Seneca the Elder
Paragraph 39, Line 81