"Youth" is an exciting book written by the famous American writer John Williams. This is a story about growing up, first loves, searching for oneself and one's mission in life. The main character, Theodore, is forced to find his place in the world, continuing the struggle with inner demons and demarcating his own moral ideals from reality. Readers will definitely feel the deep feelings that arise in the universal situations described in the book. Thanks to the vivid language and reproduction of the main character's feelings, "Youth" becomes not only a wonderful literary work, but also allows deep reflection on one's own existence and values.