In this sermon, the preacher discusses the parable of the rich farmer as told by Jesus. The parable highlights the foolishness of placing all emphasis on material possessions and neglecting the spiritual aspect of life. The rich farmer in the parable plans to retire and enjoy the fruits of his labor, but fails to consider the spiritual and the inevitable reality of death. The preacher emphasizes that the materialistic philosophy of life is foolish and disastrous, and urges listeners to prioritize their relationship with God over worldly possessions.