Catechism in a Year
Thursday, August 02, 2018
247. Why is the one Mystery of Christ celebrated by the Church according to various liturgical traditions?
The answer is that the unfathomable richness of the mystery of Christ cannot be exhausted by any single liturgical tradition. From the very beginning, therefore, this richness found expression among various peoples and cultures in ways that are characterized by a wonderful diversity and complementarily.
Further reading: CCC 1200-1204,1207-1209
248. What is the criterion that assures unity in the midst of plurality?
It is fidelity to the Apostolic Tradition, that is, the communion of the faith and in the sacraments received from the apostles, a communion that is both signified and guaranteed by apostolic succession. The Church is Catholic and therefore can integrate into her unity all the authentic riches of cultures.
Further reading: CCC 1209
249. Is everything immutable in the liturgy?
In the liturgy, particularly in that of the sacraments, there are unchangeable elements because they are of divine institution. The Church is the faithful guardian of them. There are also, however, elements subject to change which the Church has the power and on occasion also the duty to adapt to the cultures of diverse peoples.
Further reading: CCC 1205-1206
These excerpts are from the Compendium of the CCC