Sirius Author:Olaf Stapledon Thomas' life work was to explore the possibility of producing a superman, with hormone injections into various mamals. Sirius in the only viable puppy born with the brain capacity of a human being, but he still has the senses, the instincts, and the physique of a dog. Thomas's youngest daughter, Plaxy, was born at the same time and they are bro... more »ught up together. Sharing the same lessons, they develope an intense understanding of one another. It is the enevitable conflict between intellect and instincts, and its effect upon Plaxy.« less