The central ideas in the speech include:
The central idea simply means the main point in a literary work. It is what a text is about. It is the dominant impression in the text.
In this case, the main point in the speech was to show that business leaders have a responsibility to sacrifice for the common good.
Businesses should satisfy the interest of society. They should engage in activities that'll bring growth to society. Also, it's important for people to take care of themselves.
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