In this sermon, the speaker shares his personal experience of being called by God at a young age. He recounts how he felt a strong burden to attend a camp and followed that calling, which transformed his life. The speaker emphasizes the importance of not loving the world and its desires, as it can hinder our relationship with God. He also highlights the significance of each individual's ministry within the church, stating that God has given every believer a specific role to fulfill. The speaker encourages listeners to find and fulfill their God-given purpose, which brings fulfillment and prevents discouragement.