The Open Society and Its Enemies (Routledge Classics)

by Karl Popper

Looking back at this edifice, we may briefly consider its ground-plan45. This ground-plan, conceived by a great architect, exhibits a fundamental metaphysical dualism in Plato’s thought. In the field of logic, this dualism presents itself as the opposition between the universal and the particular. In the field of mathematical speculation, it presents itself as the opposition between the One and the Many. In the field of epistemology, it is the opposition between rational knowledge based on pure thought, and opinion based on particular experiences. In the field of ontology, it is the opposition between the one, original, invariable, and true, reality, and the many, varying, and delusive, appearances; between pure being and becoming, or more precisely, changing. In the field of cosmology, it is the opposition between that which generates and that which is generated, and which must decay. In ethics, it is the opposition between the good, i.e. that which preserves, and the evil, i.e. that which corrupts. In politics, it is the opposition between the one collective, the state, which may attain perfection and autarchy, and the great mass of the people—the many individuals, the particular men who must remain imperfect and dependent, and whose particularity is to be suppressed for the sake of the unity of the state (see the next chapter). And this whole dualist philosophy, I believe, originated from the urgent wish to explain the contrast between the vision of an ideal society, an...