Quote of the day : the grip of darker powers

Philosophers seem singularly unable to put asunder the aleatory and the epistemological side of probability. This suggests that we are in the grip of darker powers than are admitted into the positivist ontology. Something about the concept of probability precludes the separation which, Carnap thought, was essential to further progress. What?”

Ian Hacking, The Emergence of Probability, Cambridge : Cambridge UP, 1975.