Marcus Tullius Cicero (1855). “Cicero's Three books of offices, or moral duties: also his Cato Major, an essay on old age; Lælius, an essay on friendship; Paradoxes; Scipio's dream; and Letter to Quintus on the duties of a magistrate”, p.48
Thomas Brooks (1860). “Smooth Stones Taken from Ancient Brooks: Being a Collection of Sentences, Illustrations, and Quaint Sayings, from the Works of that Renowned Puritan, Thomas Brooks”, p.14