"This Little Light of Mine" is a popular children's song that encourages individuals to share their inner light and goodness with the world. The song emphasizes themes of positivity, hope, and the importance of letting one's light shine brightly, regardless of challenges or obstacles. Originally written in the 1920s, the song has roots in the African American spiritual tradition and has been associated with the civil rights movement. It is often sung in schools, churches, and community gatherings, making it a beloved anthem for promoting kindness and social justice, reflecting the values of figures like Martin Luther King Jr..