209 Mission, as a radiation of the love of the heart of Christ, requires missionaries who are themselves in love and who, enthralled by Christ, feel bound to share this love that has changed their lives. They are impatient when time is wasted discussing secondary questions or concentrating on truths and rules, because their greatest concern is to share what they have experienced. They want others to perceive the goodness and beauty of the Beloved through their efforts, however inadequate they may be. Is that not the case with any lover? We can take as an example the words with which Dante Alighieri sought to express this logic of love:
Source: Dilexit Nos (Vatican.va)