PL
Fiftieth anniversary of completing the II Vatican Council works allows us to look critically on theology and the post-conciliar achievements in topic of liturgy. The article regards chosen aspects of the renewal of liturgy in Joseph Ratzinger’s theological reflection. A kind of hermetic key proposed by Ratzinger for purpose of evaluating liturgy’s reform contains of three words: intelligibility, participation, simplicity. Author shows Ratzinger’s postulate of reversion to the post-conciliar constitution of liturgy. This theologian on one hand made a theological reflection over matters related to post-conciliar liturgy. On the other pointed the dangers connected with their wrong reception and comprehension. In the article the author also tried to show the timeliness of problems regarding liturgical theology fifty years after the last Council.