Machine generated contents note: Introduction; Part I. The Science of Language and Mind: 1. Language, function, communication: language and the use of language; 2. On a formal theory of language and its accommodation to biology. The distinctive nature of human concepts; 3. Representation and computation; 4. More on human concepts; 5. Reflections on the study of language; 6. Parameters, canalization, innateness, universal grammar; 7. Development, master/control genes, etc.; 8. Perfection and design (interview 20 January 2009); 9. Universal grammar and simplicity; 10. On some intellectual ailments of scientists; 11. The place of language in the mind; 12. Chomsky鈥檚 intellectual contributions; 13. Simplicity and its role in Chomsky鈥檚 work; 14. Chomsky and Nelson Goodman; Part II. Human Nature and its Study: 15. Chomsky on human nature and human understanding; 16. Human nature and evolution: thoughts on sociobiology and evolutionary psychology; 17. Human nature again; 18. Morality and universalization; 19. Optimism and grounds for it; 20. Language, agency, common sense, and science; 21. Philosophers and their roles; 22. Biophysical limitations on understanding; 23. Epistemology and biological limits; 24. Studies of mind and behavior and their limitations; 25. Linguistics and politics.