"Policemen so cherish their status as keepers of the peace and protectors of the public that they have occasionally been known to beat to death those citizens or groups who question that status"

This quote by David Mamet talks to the power of the cops and their role in society. It recommends that policeman take their role as protectors of the public extremely seriously, which they want to go to extreme lengths to keep their status. The quote indicates that law enforcement officer might utilize violence to reduce those who challenge their authority, even to the point of eliminating them. This recommends that policeman have a good deal of power which they are willing to use it to safeguard their status. It also implies that residents must be wary of challenging the cops, as they may face severe repercussions. Ultimately, this quote serves as a cautioning to people to be conscious of the power of the cops and to appreciate their authority.