The Philosophy of Wittgenstein: The early philosophy-language as picture 2. Logic and ontology 3. My world and its value 4. The later philosophy-views and reviews 5. Method and essence 6. Meaning 7. Criteria 8. Knowing, naming, certainty, and idealism 9. The private language argument 10. Logical necessity and rules 11. Philosophy of mathematics 12. Persons 13. Psychology and conceptual relativity 14. Aesthetics, ethics, and religion 15. Elective affinities