The story "What Is a Mother?" explores the nature of motherhood. It underscores that a mother can be your biological parent, a stepmother, or any maternal figure, each contributing uniquely to a child's upbringing. The narrative celebrates the various skills and qualities mothers possess. It acknowledges mothers' challenges, such as fatigue and worry, while emphasizing their undying love and concern for their children. By drawing parallels to famous maternal figures like Mother Goose and Mother Earth, the story conveys the universal and timeless value of mothers.