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The Art of Public Speaking

CHAPTER XXIII
140
(b) Does it include too much?
(c) Is it stated so as to contain a trap?
3. Is it a debatable question?
4. What is the pivotal point in the whole question?
5. What are the subordinate points?
II. THE EVIDENCE
1. The witnesses as to facts
(a) Is each witness impartial? What is his relation to the subject at issue?
(b) Is he mentally competent?
(c) Is he morally credible?
(d) Is he in a position to know the facts? Is he an eye-witness?
(e) Is he a willing witness?
(f) Is his testimony contradicted?
(g) Is his testimony corroborated?
(h) Is his testimony contrary to well-known facts or general principles?
(i) Is it probable?
2. The authorities cited as evidence
(a) Is the authority well-recognized as such?
(b) What constitutes him an authority?
(c) Is his interest in the case an impartial one?
(d) Does he state his opinion positively and clearly?
(e) Are the non-personal authorities cited (books, etc.) reliable and unprejudiced?
3. The facts adduced as evidence
(a) Are they sufficient in number to constitute proof?
(b) Are they weighty enough in character?
(c) Are they in harmony with reason?
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