Paragraph 4, Line 6 Epistulae Morales Ad Lucilium: Epistulae Morales, Liber I by Seneca
Section IV. Seneca Lucilio Suo Salutem, Paragraph 1, Line 10 Epistulae Morales Ad Lucilium: Epistulae Morales, Liber VIII by Seneca
Section LXXI. Seneca Lucilio Suo Salutem, Paragraph 1, Line 4