Scholars Chaim Perelman and L. Olbrechts-Tyteca, in their book The New Rhetoric: A Treatise on Argumentation, argue that the rhetor "is in a better position than anyone else to test the value of his own arguments."
Teadlased Chaim Perelman ja L. Olbrechts-Tyeca kirjutavad oma raamatus “The New Rhetoric: A Treatise on Argumentation”, et kõneleja on paremas positsioonis kui keegi teine, et testida oma argumentide väärtust.