The book "Ethical Engineer" by the famous American writer Harry Harrison is a science fiction novel that takes the reader to the future, where robots are able to perform any work like a human, and scientists can easily change genomes and create biological beings. However, the main character, Joachim Phoenix, is forced to confront his inner ethics and morality when he has to decide whether it is worth resorting to such experiments in the name of science and progress. In his book, the author raises an important question about the boundary between modern scientific achievements and ethics, reminding us of the responsibility for what we create.