For us who love Ideas, cold materialists disgusts us. But for us materialists, the idealist using universals is a dangerous, naive, or even idiotic dreamer. This apparent battle takes place on the same canvas, and these two poles of thought come together through the same praxis: the concept. Yes, we must pay homage to this activity that involves the creation of concepts, the true philosophy, this activity which is above all intimate to the mind [1]. For before it became an academic discipline...