Philosophy 102 Philosophy, Modern 75 Ethics 71 Political science 70 Philosophers 51 Knowledge, Theory of 38 Science 36 Metaphysics 32 Nietzsche, Friedrich Wilhelm, 32 Hermeneutics 28 Humanism 27 Kant, Immanuel, 27 Spain 27 Philosophical anthropology 26 History 25 Plato 25 Philosophy, Ancient 24 Ortega y Gasset, José, 22 Marx, Karl, 21 Aesthetics 20 Foucault, Michel, 20 Heidegger, Martin, 20 Spanish literature 20 Hegel, Georg Wilhelm Friedrich, 19 Catholic Church 18 Liberty 18 Aristotle 17 Ontology 17 Philosophy, Spanish 17 Law 16