Because you could be doing whatever you want to do, instead of what your boss or board of directors or CEO wants you to do. I would say that we absolutely don'

Because you could be doing whatever you want to do, instead of what your boss or board of directors or CEO wants you to do. I would say that we absolutely don't need work to be happy, we need hobbies. A job can be a hobby, if you really enjoy it. But the vast majority of people don't really enjoy they work, and don't really have an option to switch to a job they would love.