Huxley was known as a " concept novel " because some of his works used a concept creation method to explore some profound philosophical and social issues through fictional stories. These works were usually highly abstract and general. They explored some complex concepts and problems through the interpretation of concepts. Huxley's works often involved some philosophical and social issues such as life, freedom, equality, happiness, etc. These concepts were fully explored and expressed in his works. What made him unique was that he didn't just put forward these concepts in his works, but also explained these concepts through his stories and characters, making his works more profound and infectious. Therefore, Huxley's works were considered concept novels because this method of writing not only explored the concept itself, but also expressed these concepts through the characters and plots in the works, making the works more vivid and interesting.