Psalm 133 leads into a reflection on praise, consciousness and the Eucharist. The Host is understood not as a renewed sacrifice, but as a physical expression of thanksgiving, communion and commitment to the life, love and care taught by Jesus.
There are certain words in religious speech which are used so often that their meaning is easily assumed rather than examined: God, Spirit, light, grace, glory, kingdom, eternal life. They carry great emotional weight, but they are not always used with precision.