Public speaking retains three important characteristics of good conversation.First it preserves the natural directness and spontaneity of informal talk. Second, it is colorful. And third, it is tuned to the reactions of listeners. Public Speaking Preserves Conversational Directness and Spontaneity. Even though a speech has been carefully researched, thoughtfully prepared, and well rehearsed, it should sound conversational and spontaneous as it comes to life before an audience. Those words bear repeating; a speech comes to life before an audience. Consider the following opening to a self-introductory speech: It may seem hot here today, but it’s not near as hot as Dhaka , Bangladesh , where I was born and reared. I almost said “roasted.” John has just told us about the joys of urban living. Now you’re going to hear about what you might call a “country-fried” lifestyle. Compare that opening with My name is Rashadul Islam, and I come from Dhaka , Bangladesh . ...

What makes public speaking distinctive as a from of communication are the relationships among a set of nine elements: speaker, purpose, message, medium, setting, listener, response, interference, and consequences. These elements interact with one another in ways that can affect those who participate and the world around them. They constitute a dynamic, interactive communication process.