"Lucía" is a romantic song by Joan Manuel Serrat, dedicated to a woman named Lucía. The lyrics express the singer's deep love for Lucía and the beauty of their past relationship. The song begins by stating that the most beautiful love story the singer ever had or will have is portrayed in this song, which is like a love letter carried away by the wind. The singer sends this love letter to Lucía, as it is painted in his voice and has no specific destination. The lyrics emphasize that there is nothing more beautiful than what the singer has never had and nothing more cherished than what he has lost. He asks for forgiveness if he now searches for the full moon that used to touch the sea in the sand. The singer admits that if he was ever just a passing bird, he forgot to fly away and made a nest in Lucía's arms instead. He also acknowledges that if he was ever beautiful and good, it was all tangled in her neck and breasts. Further, if he ever became wise in love, he learned it from her singing lips. He affirms that if he ever loved and continued to love after loving, it was all because of Lucía. Throughout the song, the lyrics convey the importance of Lucía's presence in the singer's life. Her memories become sweeter each day, and only half of them have been taken away by forgetfulness. Her shadow still lies on his bed, between his pillow and his loneliness. In summary, "Lucía" is a tender and heartfelt love song dedicated to a woman named Lucía. It captures the beauty of their past relationship and the lasting impact she has had on the singer's life.