To become 'ideologists of the working class' (Lenin), 'organic intellectuals' of the proletariat (Gramsci), intellectuals have to carry out a radical… - Louis Althusser

The reproduction of labour power thus reveals as its sine qua non not only the reproduction of its ‘skills’ but also the reproduction of its subjection to the ruling ideology. ... It is in the forms and under the forms of ideological subjection that provision is made for the reproduction of the skills of labour power.

What do children learn at school? They go varying distances in their studies, but at any rate they learn to read, to write and to add - i.e. a number of techniques, and a number of other things as well, including elements (which may be rudimentary or on the contrary thoroughgoing) of scientific' or 'literary culture', which are directly useful in the different jobs in production (one instruction for manual workers, another for technicians, a third for engineers, a final one for higher management, etc.). Thus they learn 'know-how'.

While speaking in ideology, and from within ideology we have to outline a discourse which tries to break with ideology, in order to dare to be the beginning of a scientific (i.e. subject-less) discourse on ideology.