Thomas Brooks emphasizes the futility of serving wealth over God, illustrating that riches, described as 'yellow and white guts and garbage,' ultimately lead to spiritual ruin rather than fulfillment. He warns that the pursuit of material wealth burdens individuals like a horse laden with treasure, only to face emptiness and guilt at death. Brooks highlights the folly of accumulating worldly treasures, which cannot satisfy the heart and lead to eternal consequences. He cites 1 Timothy 6:9-10 to reinforce that the love of money can lead to temptation and destruction, urging listeners to prioritize their spiritual well-being over material gain.