Putnam, Hilary

"The future is open, and this openness is compatible with physical law."

"Paradoxes in philosophy often point to deep confusions in how we set up our problems."

"The philosophical zombie is conceivable, but conceivability does not entail possibility."

"Bayesian reasoning illuminates rational belief, but it cannot replace practical deliberation."

"The problem of other minds is real, but skepticism about it overreaches."

"Testimony is a source of knowledge, not merely a derivative way of knowing."

"The frame problem in artificial intelligence reveals something deep about the structure of thought."

"Virtue epistemology recovers important truths about knowledge that internalism and externalism both miss."

"The notion of a basic action is philosophically important for understanding agency."

"Intention is not reducible to belief and desire; it has its own distinctive character."

"The unity of science is an important ideal, though not all knowledge reduces to physics."

"Moral progress is real, even if we cannot ground it in a view from nowhere."

"The problem of universals shows that we need abstract objects, even if they puzzle us."

"Essence is real in a deflationary sense: what is essential depends on how we conceptualize things."

"The role of background assumptions in science is profound and often invisible."

"Truth is a topic for metaphysics and epistemology together, not either alone."

"Human experience is irreducibly plural; no single framework captures everything that matters."

"The mind and the world jointly make up the mind and the world."

"Truth is not simply 'out there' independent of all schemes of description."

"We are trapped in our own conceptual schemes."

"The externalist view of meaning is inescapable."

"Metaphysical realism is self-refuting."

"There is no God's eye point of view."

"Internal realism suggests we construct reality through our concepts."

"The brain in a vat scenario shows the limits of skepticism."

"Language is not a mirror of nature."

"Meanings are not in the head."

"We live in a plurality of equally valid conceptual schemes."

"The correspondence theory of truth is fundamentally flawed."

"Quantum mechanics reveals the mind-dependent nature of reality."