An Idea (n.) is nothing more than the ideal expression of the dominant material relationships, the dominant material relationships grasped as ideas.
The Idea (n.) does not exist separately from language.
The Idea (n.) is the most direct emanation of men's material state.
The Idea (n.) is always the idea of the ruling class when the ruling idea of an age.The class which has the means of material production at its disposal, has control at the same time over the means of mental production, so that thereby, generally speaking, the ideas of those who lack the means of mental production are subject to it. The ruling ideas are nothing more than the ideal expression of the dominant material relationships, the dominant material relationships grasped as ideas.
An Idea (n.) has always disgraced itself insofar as it differed from interest.