The importance of exposition in public speech is precisely the importance of setting forth a matter so plainly that it cannot be misunderstood.
There are pitfalls on both sides of this path. To explain too little will leave your audience in doubt as to what you mean. It is useless to argue a question if it is not perfectly clear just what is meant by the question. Have you never come to a blind lane in conversation by finding that you were talking of one aspect of a matter while your friend was thinking of another? If two do not agree in their definitions of a Musician, it is useless to dispute over a certain man's right to claim the title.
