Book 5
3
Yet this Protagoras was not a true philosopher, but the cleverest of sophists; for in consideration of the payment of a huge annual fee, he used to promise his pupils that he would teach them by what verbal dexterity the weaker cause could be made the stronger, a process which he called in Greek: to\n h(/ttw lo/gon krei/ttw poiei=n, or making the worse appear the better reason.
4
On the word duovicesimus, which is unknown to the general public, but occurs frequently in the writings of the learned.
