Refutation of the Nonexistence of Impossibility has successfully refuted empiricism, nihilism,
subjectivism, constructivism, pantheism, intrinsicism, solipsism, objectivism,
nominalism, conventionalism, materialism,
accidentalism, irrationalism, emotionalism, representationalism, phenomenalism, agnosticism, intuitionism, theism, skepticism, esotericism, probabilism, rationalism, foundationalism, coherentism, atheism, relativism, mysticism, altruism, idealism, fatalism, hedonism, humanism, inhumanism, pragmatism, sensualism, utilitarianism, egoism, anarchism, animism, determinism, behaviorism, capitalism, transcendentalism, dualism, collectivism, cannibalism, axhilism, libertarianism, dogmatism, egalitarianism, immoralism, individualism, existentialism, interpretevism,
logicism,
meliorism, multiculturalism, reductionism, secularism, socialism, stoicism, and aestheticism.
You can negate all existence and meaning through philosophy. Of course, you can argue that philosophical reasoning is limited and refutes itself, but that is also a philosophical argument.