Chuck Smith addresses the theme of self-deception in the Christian faith, emphasizing that many who profess to know Christ may be misled by their own assumptions of safety. He warns against unconscious hypocrisy, where individuals may believe they are justified based on outward appearances and actions, while neglecting true self-examination and relationship with Christ. Smith highlights the dangers of false doctrines and the importance of genuine faith over mere verbal profession, reminding listeners that ultimately, it is our relationship with Christ that matters most.