A City Guide To Kushtia for With this in mind, Michel Foucault speaks of leaving as little space as possible in his own research for assumptions about underlying truths that might ground knowledge once and for all. At the same time, he cannot exclude the possibility that one day such a truth will be discovered.17 Foucault admits that there is no way that you can say that there is no truth.18 Thus the postmodern ironist engages in the avid pursuit of knowledge despite her skepticism. Irony, though a key feature of postmodernism, is not a postmodern invention. Ironic political thought is found in the social satires of Miguel de Cervantes (1547 1616), Jonathan Swift (1667 1745), and Fran§ois Voltaire (1694 1778), where various figures or causes are ridiculed and parodied in literary form. The philosophical roots of irony go back 2,500 years. A City Guide To Kushtia 2016.