Statistics, like other facts, can enhance a speech and make a stronger case for your perspective.
Oxford Dictionary of Quotations by 
Oxford Dictionary of Modern Quotations by 
Great Speakers are not born by 
The Gift of the Gab by 
The 100 with 10 Extra Speeches: Insights and Lessons from 110 of the Greatest Speakers and Speeches Ever Delivered by 
Elspeth Tilley, a public communication ethics expert from Massey University, proposes a structured approach to thinking about ethics (Tilley, 2005). Her ethics pyramid involves three basic concepts: intent, means, and ends. Figure 2.1 “Ethical Pyramid” illustrates the Tilley pyramid.
"Morals are the principles on which one’s judgments of right and wrong are based. Ethics are principles of right conduct. The two nouns are closely related and are often interchangeable. The main difference is that morals are more abstract, subjective, and often personal or religion-based. At the same time, ethics are more practical, conceived as shared principles promoting fairness in social and business interactions."
Mc Leod, D. (2023, May 26). Ethics vs. morals - definition, difference & examples. GRAMMARIST. https://grammarist.com/usage/ethics-morals/
The Penguin Book of Twentieth-Century Speeches by 
American History Through Its Greatest Speeches: a Documentary History of the United States [3 Volumes] by 
Words That Ring Through Time by 
American Women Speak by 
Lift Every Voice: African American oratory by 
Charge! : history's greatest military speeches by 
The four basic types of speeches are: to inform, to instruct, to entertain, and to persuade. These are not mutually exclusive of one another. You may have several purposes in mind when giving your presentation. For example, you may try to inform in an entertaining style.
Speeches can be grouped loosely into 3 basic groups:
Persuasive - try to convince your listener of something More about Persuasive Speeches Also use Monroe's Motivated Sequence to help convince your audience in 5 steps.
Informative - to tell/educate your listeners about something More about Informative Speeches
Special Occasion - to talk about someone or an event More about Special Occasion Speeches
