The first rule of fight club is:
you don't talk about fight club.
The second rule of fight club is:
you don't talk about fight club.
The third rule of fight club is:
when someone says "stop" or goes limp,
the fight is over.
Fourth rule is:
only two guys to a fight.
Fifth rule:
one fight at a time.
Sixth rule:
no shirts, no shoes.
Seventh rule:
fights go on as long as they have to.
And the eighth and final rule:
if this is your first night at fight club,
you have to fight.
Fight Club, David Fincher