In the tragedies of the early seventeenth century, madness too provided the dénouement, but it did so in liberating the truth. It still opened onto l… - Michel Foucault

The new governmental reason does not deal with what I would call the things in themselves of governmentality, such as individuals, things, wealth, and land. It no longer deals with these things in themselves. It deals with the phenomena of politics, that is to say, interests, which precisely constitute politics and its stakes; it deals with interests, or that respect in which a given individual, thing, wealth, and so on interests other individuals or the collective body of individuals. ... In the new regime, government is basically no longer to be exercised over subjects and other things subjected through these subjects. Government is now to be exercised over what we could call the phenomenal republic of interests. The fundamental question of liberalism is: What is the utility value of government and all actions of government in a society where exchange determines the value of things?

It is understandable then that tragic heroes, unlike the baroque characters who had preceded them, could never be mad, and that inversely madness could never take on the tragic value we have known since Nietzsche and Artaud. In the classical epoch, tragic characters and the mad face each other without any possible dialogue or common language, for the one can only pronounce the decisive language of being, where the truth of light and the depths of night meet in a flash, and the other repeats endlessly an indifferent murmur where the empty chatter of the day is cancelled out by the deceptive lies of the shadows.

Discourses are tactical elements or blocks operating in the field of force relations; there can exist different and even contradictory discourses within the same strategy; they can, on the contrary, circulate without changing their form from one strategy to another, opposing strategy.