We've decided, collectively, that since work is a basic requirement in the US in order to fill the basic needs of housing and food, that we don't want employers to be able to arbitrarily damage people's lives. Employers already have a massive power imbalance with employees, so laws protecting employees from being fired for stupid personal reasons have been put in place. Company owners and CEOs still have all the same freedoms the employees have; they can rollerblade while eating ice cream, go fishing, or quit, so I'm not sure what you're on about with your freedom comment...