Logical positivists claim that the whole of human knowledge can be reduced to analytic and synthetic sentences, and this means that the only possible knowledge is provided by science. Metaphysics is thus meaningless, because its sentences do not comply with the rules set forth by logical analysis of…

Richard Rorty wrote on many occasions that called the linguistic turn was an attempt to keep philosophy an armchair discipline. “The idea - he said - was to mark off a space for a priori knowledge into which neither sociology nor history nor art nor natural science could intrude”. Linguistic analysi…