The Mass (Missa) has that name because all who participate are given a mission (missio) as they are sent forth to fulfill God's will in their daily lives. In other words, we are called to live the Mass even after we leave the church building. That includes living as Christ did, observing the liturgical seasons, availing ourselves of the other sacraments, being devoted to the Eucharist reserved in the tabernacle, and giving loving service to others...