The citation is a classic one from Sacrosanctum Concilium. It applies.
363. The power of this proclamation of life will be fruitful if we do it in an appropriate way, with the attitudes of the Master, always keeping the Eucharist as source and summit of all missionary activity.
Regarding the mission of Christ, this aspect of the Mass is a means to an end, which involves setting the bar high.
We call on the Holy Spirit in order to be able to provide a profound witness entailing close affection, listening, humility, solidarity, compassion, dialogue, reconciliation, commitment to social justice, and ability to share, as Jesus did. He keeps calling, keeps inviting, keeps offering constantly a worthy and full life for all. In Latin America and the Caribbean, we, his male and female disciples, are now called to sail out to sea for an abundant catch. This means setting out from our isolated minds and throwing ourselves with courage and confidence (parrhesia) into the mission of the entire Church.
Remember to reference an English translation of the 2007 document from the Aparecida Conference here.