1. The age of science? -- 2. Rivalry with the French -- 3. Wrestling with God -- 4. The German challenge -- 5. Arguing with sceptics -- 6. Debate about animals -- 7. Discourse in pictures -- 8. Scientific culture -- 9. The battle of symbols and jargon -- 10. The triumphal chariot -- 11. Wrestling with the unknown -- 12. Science comes of age