Pastor Pencil emphasizes the importance of saying goodbye to insecurity in his sermon, reminding us that comparison can distract us from our unique calling. He uses Peter's conversation with Jesus as an illustration, highlighting how insecurity can lead to questioning God's fairness. The speaker encourages the congregation to focus on their individual relationship with Jesus and to confidently follow Him without being sidetracked by others' paths. Ultimately, Pastor Pencil calls for personal reflection, urging everyone to activate divine confidence by embracing their God-given assignments.