Apophthegmatum opus is a translation of Plutarch's Apophthegmata by Erasmus of Rotterdam, a collection of apophthegms from classical antiquity.[citation needed] Many classical apophthegms repeated ideas of Socrates, Plato, and Alexander the Great.[citation needed] According to Speroni, Apophthegmatum opus is one of "the most monumental collections of classical apophthegms… ever assembled…"[1]:1 Here are a few samples of Erasmus' apophthegms: