Characters could do things that normally patriotic citizens would never do. The point of being a citizen in athens is about being part of a democracy. But for citizens going to the theatre they could imagine what it was like to act as an individual. Let"s say doing something really really awful would be the best thing you could do for everybody else. So the play where the guys abandoned on an island with a broken leg What if disobeying the laws of the city will please the gods. So people can imagine themselves making these kinds of decisions that were basically impossible otherwise. So there"s a big element of the individual vs. the collective. Zeus plays a big role as a maintainer of order He is the god of madness and wine these are connected you get drunk you act madly.