System of ideas that normally is a simplification of some political
or some religion, that consists of ideas about what reality is (metaphysics)
and ideals about what reality and human beings should be like (ethics).
Ideologies - if perhaps very simple and partial, as those that are meant
to keep together the employees of a firm - are the basis of almost any human
since these only can come to be and continue to exist in a coordinated fashion
if the members of the group share assumptions,
values and ends about
what is and should be, and what the group is for or against.
Most ideologies are either plainly
totalitarian or are at least experienced
and practiced as if they are - as anybody can see by observing party
conferences, soccer hooligans, and public statements of
priests, politicians and