Proudhon, Pierre Joseph. System of Economical Contradictions: or, the Philosophy of Misery Electronic Text Center, University of Virginia Library 1. -- Opposition between FACT and RIGHT in social economy. I AFFIRM the REALITY of an economic science. This proposition, which few economists now dare to question, is the boldest, perhaps, that a philosopher ever maintained; and the inquiries to follow will prove, I hope, that its demonstration will one day be deemed the greatest effort of the human mind. I affirm, on the other hand, the absolute certainty as well as the progressive nature of economic science, of all the sciences in my opinion the most comprehensive, the purest, the best supported by facts: a new proposition, which alters this science into logic or metaphysics in concreto, and radically changes the basis of ancient philosophy. In other words,...