What does it mean that people sit at home, work in the sky and can't be idle?
People sit at home, work falls from the sky and can't be idle. It means that a person has a job to fly around even at home, and there is no free time, which means that a person is very busy. People sit at home and work in the sky, so they can't be idle. It is because people sit at home, and disasters fall from the sky. Originally, it meant that you didn't do anything, but you were attacked by others.