STRANGER: Then, again, in private conversation, when any universal assertion is made about generation and essence, we know that such persons are tremendous argufiers, and are able to impart their own skill to others.
THEAETETUS: Undoubtedly.
STRANGER: And do they not profess to make men able to dispute about law and about politics in general?
THEAETETUS: Why, no one would have anything to say to them, if they did not make these professions.
STRANGER: In all and every art, what the craftsman ought to say in answer to any question is written down in a popular form, and he who likes may learn.
THEAETETUS: I suppose that you are referring to the precepts of Protagoras about wrestling and the other arts?
STRANGER: Yes, my friend, and about a good many other things. In a word, is not the art of disputation a power of disputing about all things?
THEAETETUS: Certainly; there does not seem to be much which is left out.
STRANGER: But oh! my dear youth, do you suppose this possible? for perhaps your young eyes may see things which to our duller sight do not appear.
THEAETETUS: To what are you alluding? I do not think that I understand your present question.