The main argument of your speech is your thesis statement: what case are you trying to make?
If you are arguing for or against a certain idea, belief or topic, you must provide compelling evidence to support your position.
When crafting your thesis statement, consider potential arguments, questions, or concerns someone with an opposing viewpoint may have. This process helps you develop a more robust thesis.
In some circumstances, you will most likely be arguing some kind of point or message in your speech.
The main argument of your speech - the main point you want your audience to understand - is the thesis of your speech.
In any opinion piece, written or spoken, the main argument - the thesis statement - comes at the beginning.
You want your audience to know right away the point you are trying to make.
It is important to remember that your thesis statement only addresses one main issue; the ways in which you choose to support your thesis add complexity and depth to your speech.
When composing your thesis statement, consider and answer the following questions:
As you begin to answer these questions, start thinking about ways you want to support your thesis with compelling, persuasive examples.
No matter how you choose to argue your point, it is important to take a step back and play devil's advocate; that is, take a look at your argument from that of the opposing viewpoint.
By considering all sides of your argument, you will bolster your case by preparing for all possible objections and rebuttals to the claims you intend to make in your speech.
Source: Boundless. "Developing Your Thesis." Boundless Communications Boundless, Invalid Date Invalid Date. Invalid Date. Retrieved 18 May. 2017 from https://www.boundless.com/communications/textbooks/boundless-communications-textbook/preparing-the-speech-a-process-outline-3/steps-of-preparing-a-speech-26/developing-your-thesis-121-10681/