In making a speech one must study three points: first, the means of producing persuasion; second, the language; third the proper arrangement of the various parts of the speech.
Aristotle
Aristotle (384–323 B.C.), Greek philosopher. Rhetoric 1.3; 1403b5-7, trans. by Roberts, The Complete Works of Aristotle, ed. Jonathan Barnes, Princeton, Princeton University Press (1985).
I’m pretty sure I learned that during my required speech class at my alma mata. University of Nebraska Omaha. You can apply for admission right here.