Final answer:
The main purpose of the final sentence in the excerpt from Thomas Paine's Common Sense is to caution his fellow colonists about the future risks of war the colonies may face.
Step-by-step explanation:
The main purpose of the final sentence in the excerpt from Thomas Paine's Common Sense is to caution his fellow colonists about the future risks of war the colonies may face. Paine warns that if the colonists continue to hold onto thoughts of reconciliation with Great Britain, they risk losing their opportunity for freedom and face the consequences of war. By highlighting the potential dangers of their current mindset, Paine aims to dissuade some of his fellow colonists from supporting reconciliation with Great Britain.
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