What is the main purpose of the final sentence in the excerpt from thomas paine's common sense?

should a thought so fatal and unmanly possess the colonies in the present contest, the name of ancestors will be remembered by future generations with detestation.

The main purpose of this last sentence is to convince the colonists of rising up to the challenge of independence, and of creating a new government in America. Paine hopes that by highlighting the importance of legacy he will be able to convince the colonists of his view. He tells them how, if they try to shirk from doing what they must, future generations will think of them in a hateful way (detestation) for missing the chance to improve society.

"choosing is refusing" means individuals face an opportunity cost with each decision they make. economists state that every decision involves trade-offs. opportunity cost is the least desirable alternative given up as a result of a decision.

they protect against unsafe foods and medicines being sold

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