Paragraph 18, Zeile 18 Letters To Atticus: Ad Atticum II von Cicero Cicero Paragraph 12, Zeile 76 Dialogi: On the Brevity of Life von Seneca Seneca Paragraph 2, Zeile 2 Ab Urbe Condita Libri: Book XXX von Livius Livius Paragraph 3, Zeile 13