"The Ugly Duckling" is a classic fairy tale by the Danish writer Hans Christian Andersen, which tells the story of a duckling who is frankly noted for his unattractive appearance among other ducklings. Despising him, the other animals reject the Ugly Duckling, causing him to run away. However, after going through many trials and obstacles, the duckling will understand its true nature and find its place in the world, turning into a wonderful swan. This mysterious and extremely insightful tale by Andersen explores important themes such as acceptance of self and others, self-belief, friendship and tolerance. Due to the tenderness and wisdom of the author, the book "The Ugly Duckling" leaves an indescribable trust in the magical power of transformation and confidence in one's own strength, which runs through all trials.