While he was off by two days with his prediction, John Adams definitely had the right idea about how to celebrate Independence Day.
John Adams, in a letter to his wife, Abigail:
“The second day of July, 1776, will be the most memorable epoch in the history of America. I am apt to believe that it will be celebrated by succeeding generations as the great anniversary festival. It ought to be commemorated as the day of deliverance, by solemn acts of devotion to God Almighty.