Answer:
Its title means book.
The higher I climb, the hotter I engage. I cannot escape from my crystal cage.
People are hired to get rid of me. I'm often hiding under your bed. In time I'll always return you see. Bite me and you're surely dead.
Craig died in Florida. Shortly after, Tracy died at sea. Nobody mourned, In fact, everyone was absolutely delighted. Why?
Without this, eating food and Steven Spielberg's career would be very different.
You use it between your head and your toes, the more it works the thinner it grows.