There is a Latin maxim that addresses the centrality of worship in the life, identity and mission of the Catholic Church; "Lex Orandi, Lex Credendi". The phrase in Latin literally means the law of prayer ("the way we worship") is the law of belief ("what we believe"). It is sometimes expanded to as, "lex orandi, lex credendi, lex vivendi", further deepening the implications of this truth - how we worship reflects what we believe and determines how we will live. The Church has long understood that part of her role as mother and teacher is to watch over worship, for...