"Wer nicht um der Philosophie willen philosophiert, sondern die Philosophie als Mittel braucht, ist ein Sophist."

"It is what a man has thought out directly for himself that alone has true value. Thinkers may be classed as follows: …"

"Each of these private teachers who work for pay, whom the politicians call sophists and regard as their rivals, incul…"

"To offer one’s beauty for money to all comers is called prostitution; but we think it virtuous to become friendly wit…"

"Ἐπιδειξαμένου γὰρ αὐτῷ τοῦ Μυρρινουσίου Φαίδρου λόγον ὑπὸ Λυσίου τοῦ Κεφάλου συγγεγραμμένον ἐρωτικόν, οὐκ ἔφη θαυμάζε…"

"that sectors in equal circles are to one another as the angles on which they stand has been proved by me in my editio…"

"‘Yet some few of such investigations we have in the five first propositions of Euclid’s thirteenth book … seems to be…"

"All our Greek texts of the Elements up to a century ago…purport in their titles to be either ‘from the edition of The…"

"Whoever neglects Greek literature will entirely lack this means of help which your ancestors used to draw from the Gr…"

"Especially you, seem to have approached antiquity more closely than the other city states of Italy regarding your des…"