Simple reason: You're required to be there. In the rest of life, you can quit your job, move, and find a better crowd of people. It will always turn into lord o

Simple reason: You're required to be there. In the rest of life, you can quit your job, move, and find a better crowd of people. It will always turn into lord of the flies if you throw a bunch of (truly) random people together who don't depend on each other and force them to deal with it day after day.