Full Idea
All thought is controlled by tacit theory (which is why Freud is so important).
Gist of Idea
'Tacit theory' controls our thinking (which is why Freud is important)
Source
Jacques Derrida (works [1990]), quoted by Barry Stocker - Derrida on Deconstruction
Book Reference
Stocker,Barry: 'Derrida on Deconstruction' [Routledge 2006], p.79
A Reaction
This idea is said to be the essential thought of Derrida's Deconstruction. The aim is liberation of thought, by identifying and bypassing these tacit metaphysical schemas.