1. Which philosopher was considered the ugliest man in Athens?

2. Which philosopher was clinically insane for the last 11 years of his life?

3. Which philosopher declared, “Let not doctrines and ideas be your guide. The Führer is Germany’s only reality and law”?

4. Which world-renowned philosopher reportedly threatened a visiting colleague with a red-hot poker at a meeting of the Aristotelian Society at the University of Cambridge in 1946?

5. Which philosopher saved fashion model Naomi Campbell from likely sexual assault by boxer Mike Tyson at a party in New York City in 1987?

6. Which philosopher was imprisoned by the British government in 1918 for campaigning against war and conscription?

7. Which towering 20th-century mathematician and philosopher starved himself to death because of his paranoid belief that someone was poisoning his food?

8. Which philosopher was regularly required to rise before 5 AM to give philosophy lessons to Queen Christina of Sweden?

9. Which philosopher was forcibly castrated after he fathered a child by, and secretly married, the niece of a prominent Paris clergyman?

10. Which philosopher was killed by being stripped, beaten, dragged, mutilated, and burned by a Christian mob?

11. Which philosopher declined the Nobel Prize for Literature in 1964?

12. Which philosopher was ordered to commit suicide by the Roman emperor Nero?

13. Which philosopher forbade his followers from eating beans?

14. Which philosopher's headless skeleton, dressed in his own clothes, is displayed in a glass case at University College London?

15. Which philosopher was known for his profound dislike of humanity and his fondness for poodles?