“La práctica de sí” y su consumación en la nada desde el pensamiento de Foucault

This essay analyzes conception about taking care from itself as a point of departure to self knowledge in French philosophic’s thoughts Michael Foucault. For this reason, it is relationated ideas about general labor’s philosopher about people in society and the obvious need of sight that implies. Finally, there are conclusions about the freedom’s possibility in the Foucault’s thoughts associated with the emphasis of nothing, proposal of Jean Paul Sartre.