A real subjection is born mechanically from a fictitious relation [...] He who is subjected to a field of visibility, and who knows it, assumes responsibility for the constraints of power; he makes them play spontaneously upon himself; he inscribed in himself the power relation in which he simultaneously plays both roles; he becomes the principle of his own subjection.

Discipline & Punish: The Birth of the Prison (ed. Vintage, 2012) - ISBN: 9780307819291