This parable teaches about our response towards wealth. Wealth, by itself, is not sinful. It is one of the ways God uses to bless us. The Bible says that it is the love of money, and not money, itself which is the root of all kinds of evil.
Parable, Rich Fool, Foolish Farmer, Parable Rich Fool
To encourage the congregation to prepare to meet God.
Foolish Farmer, Prepare For Eternity, Prepare For God
Christian/Church Of Christ