Dummett, Michael

"Abstract objects pose serious problems for any realist theory."

"The verification principle itself cannot be verified."

"Language-games show how meaning is embedded in practices."

"Truth conditions must be recognizable by speakers of a language."

"Realism about the past creates philosophical problems."

"We cannot step outside our conceptual schemes to verify them."

"The meaning of a word is its use in the language."

"Mathematical objects are human constructions, not discoveries."

"Metaphysical disputes often rest on hidden assumptions."

"Intuitionistic mathematics respects constructive standards."

"The principle of non-contradiction may require revision."

"Coherence theories of truth have limited application."

"Reference is not the primary feature of meaningful language."

"The mind-body problem reflects confused linguistic categories."

"Necessity and possibility must be carefully analyzed."

"Proof is more fundamental than truth in mathematics."

"Determinism and freedom seem incompatible upon analysis."

"The nature of time remains one of philosophy's great challenges."

"Universals present special problems for any ontology."

"Meaning emerges from communal linguistic practices."

"The correspondence theory of truth cannot be sustained."

"Reality itself may be indeterminate in some respects."

"Vagueness is a genuine feature of language and thought."

"The identity of indiscernibles remains philosophically contested."

"Subjective experience cannot be fully captured in objective terms."

"Logic reflects our conceptual categories, not absolute reality."

"Meaning is public, not private or mental."

"The boundary between analytic and synthetic truths is blurred."

"Russell's theory of descriptions illuminates logical form."

"Propositions require shared standards to be meaningful."