a) Intima Ecclesiae natura triplici exprimitur munere: praedicatione Verbi Dei (kerygma-martyria), celebratione Sacramentorum (leiturgia), ministerio caritatis (diakonia).
a) The Church's deepest nature is expressed in her three-fold responsibility: of proclaiming the word of God (kerygma-martyria), celebrating the sacraments (leitourgia), and exercising the ministry of charity (diakonia).vatican.va vatican.va