This document is a sermon delivered at the Marikina Foursquare Gospel Church on Missions Sunday. The sermon discusses the importance of Christians living in unity and humility as called for in Ephesians 4:1-6. It emphasizes that all Christians are part of one body through sharing the same Holy Spirit, hope, Lord, faith, baptism, and God. Christians should see themselves as gifts from God and bear injuries with patience and joyful faithfulness toward others. Living in unity involves interconnectedness with other believers and belonging to the Body of Christ.