1. The homily discusses the transition back to Ordinary Time in the liturgical calendar after Pentecost. It notes that the upcoming weeks will focus on walking through the Gospel of Matthew. 2. Matthew's gospel highlights Jesus' conflicts with religious authorities and calls disciples to help those in need. Today's reading focuses on Jesus sending out disciples with instructions. 3. The homily argues that being a disciple and living as Christ calls is difficult and requires courage. It encourages examining where one sees darkness and light in their life and society, and having the courage to live the gospel and be a light for others.