II. How is the Liturgy Celebrated?

From The Catechism of the Catholic Church

1145
A sacramental celebration is woven from signs and symbols. In keeping with the
divine pedagogy of salvation, their meaning is rooted in the work of creation
and in human culture, specified by the events of the Old Covenant and fully
revealed in the person and work of Christ.

PART TWO: THE CELEBRATION OF THE CHRISTIAN MYSTERY

SECTION ONE THE SACRAMENTAL ECONOMY
- CHAPTER TWO THE SACRAMENTAL CELEBRATION OF THE PASCHAL MYSTERY
  - Article 1 CELEBRATING THE CHURCH’S LITURGY
    - II. How is the Liturgy Celebrated?

From The Catechism of the Catholic Church – rosary.team