Abstract
Object of this reply. A chap like myself, who struggles along with an amateur's box of logical tools, is bound to feel uneasy when his arguments are probed by the kind of logical precision-instruments which Professor Hempel manipulates so effortlessly. Yet after painstakingly working over his technical arguments, and after appealing for expert assistance on matters outside my competence,1 I have reached the surprising and agreeable conclusion that my argument stands intact and that Professor Hempel's criticisms reveal once more the hopelessness of the position he defends—or rather, of the position he now defends