The sermon centers on the enduring power of answered prayer and the importance of remembering God's past faithfulness. Drawing from the biblical account of Jesus appearing to his disciples at the Sea of Tiberias, the message emphasizes that recognizing God's presence isn't solely about extraordinary events, but also about recalling previous experiences of His grace and power. The speaker shares personal reflections and anecdotes, highlighting the significance of personal testimony and encouraging listeners to cultivate a deeper connection with God by remembering His past blessings and trusting in His continued presence, ultimately leading to a renewed sense of faith and assurance.