what shall I do with Diodotus the Stoic, whose pupil I have been from a boy, who has been my associate for so many years, who lives in my house, whom… - Cicero

" "

what shall I do with Diodotus the Stoic, whose pupil I have been from a boy, who has been my associate for so many years, who lives in my house, whom I both admire and love, and who despises the doctrines of Antiochus that you are putting forward? ‘Our doctrines,’ you will say, ‘are the only true ones.’ If they are true, certainly they are the only true ones, for there cannot be several true systems disagreeing with one another. Then is it we that are shameless, who do not wish to make a slip, or they presumptuous, who have persuaded themselves that they alone know everything?