The sermon explores the foundation of biblical joy by examining Christ's humility and subsequent exaltation in Philippians 2. It outlines three ways believers find true joy in knowing Jesus: cultivating Christ-like submissiveness, conforming to His servanthood through sacrificial obedience, and celebrating His future return as Lord. The preacher emphasizes that ethical humility must be grounded in the theological reality of Christ's incarnation and atoning death on the cross. By adopting this mindset, Christians overcome cultural pride and find lasting peace and unity within the community of faith. Ultimately, the message calls listeners to confess Jesus as Lord and rest in the grace provided through His redemptive work.