Liturgy is like a strong tree whose beauty is derived from the continuous renewal of its leaves, but whose strength comes from the old trunk, with solid roots in the ground.
Pope Paul VIIndividual initiative alone and the mere free play of competition could never assure successful development. One must avoid the risk of increasing still more the wealth of the rich and the dominion of the strong, whilst leaving the poor in their misery and adding to the servitude of the oppressed.
Pope Paul VIThe Eucharistic mystery stands at the heart and center of the liturgy since it is the fount of life by which we are cleansed and strengthened to live not for ourselves but for God and to be united in love among ourselves.
Pope Paul VI