 Due to the asthma that Murillo suffered, she was unable to properly attend school and for that she received her first lyrical teachings from two paternal aunts, and subsequently became an autodicact and learned various languages.At this point in her life she used to read many Romantic writers both national and international such as Victor Hugo and Alphonse de Lamartine.She wrote her first poetic works when she was 15 years old under the pen name "Xóchitl".