Introduction; Part I. Scepticism and Language: 1. The prison-house of language; 2. Referential realism; 3. Out of the prison-house; Part II. Names and Their Bearers: 4. Russell's principle and Wittgenstein's slogan; 5. The name-tracking network; 6. Rigidity; 7. Description and causes; 8. Knowledge of rules; Part III. Propositions: 9. Meaning and truth; 10. Truth and use; 11. Unnatural kinds; 12. Necessity and 'grammar'; Part IV. Paradoxes of Interpretation: 13. Indeterminacy of translation; 14. Linguistic competence; 15. Paradox and substitutivity; Epilogue.