many of this novel's characters argue for their ideas of 'universal wholeness' or 'oneness.' Beiliefs from different characters include "the Soul of the World," "Esperanto," "religion," or "alchemy." Which of these concepts from the novel do you think best represents the main idea the novel is trying to express?

Based on the given options, the concept of "the Soul of the World" best represents the main idea the novel is trying to express. "The Soul of the World" is a central theme in Paulo Coelho's novel "The Alchemist." It embodies the belief that there is a universal energy or force that connects all living beings and elements of nature. This concept emphasizes the interconnectedness of everything in the world and the idea that individuals can tap into this energy to achieve their personal legends or fulfill their destinies. Throughout the novel, the protagonist Santiago learns to listen to the signs and follow the language of the Soul of the World, leading him on a transformative journey of self-discovery. Ultimately, the novel promotes the idea that by aligning oneself with the Soul of the World and pursuing their dreams, individuals can find fulfillment and achieve their true purpose.