Final answer:
The selection was read to the troops at Valley Forge to boost their morale and inspire them to continue fighting for their country.
Step-by-step explanation:
The selection from Thomas Paine's 'The American Crisis' would have been read to the troops at Valley Forge to boost their morale and inspire them to continue fighting for their country. Paine's words convey the idea that those who are willing to stand and fight for their country deserve love and gratitude from their fellow citizens.
Learn more about Motivating troops during war