If I Were the Devil: How to Destroy America.
I miss Mr. Harvey. The Rest of the Story. One of his very best...
Another favorite of mine, made popular by the Ram Truck Superbowl commercial a few years ago, which was an edited version of a convention speech he gave for the Future Farmers of America in 1978, is So God Made a Farmer.
It's difficult to not feel something spiritual in listening to the speech.