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Creed › … › Paragraph 4. Christ's Faithful - Hierarchy, Laity, Consecrated Life
Why the ecclesial ministry?
Finally, it belongs to the sacramental nature of ecclesial ministry that it have a personal character. Although Chnst's ministers act in communion with one another, they also always act in a personal way. Each one is called personally: "You, follow me" in order to be a personal witness within the common mission, to bear personal responsibility before him who gives the mission, acting "in his person" and for other persons: "I baptize you in the name of the Father and of the Son and of the Holy Spirit ..."; "I absolve you...."
Source: Catechism of the Catholic Church (Vatican.va)