Major Ian Thomas emphasizes that true worth is not measured by worldly standards or material possessions, but by one's relationship with Christ. He explains that redemption and sanctification cannot be achieved through personal effort but are gifts from God, given through faith in Jesus. The measure of a person's worth is determined by how fully they live for Christ rather than for themselves, highlighting that everything else is of no value. Thomas challenges listeners to reconsider their worth in light of their identity in Christ, urging them to recognize that true value comes from living a life dedicated to God.