English original

This is a list of some of the major unsolved problems in philosophy.

1. 1 Why is there something rather than nothing?
2. 2 Is our universe real?
3. 3 Do we have free will?
4. 4 Does God exist?
5. 5 Is there life after death?
6. 6 Can you really experience anything objectively?
7. 7 What is the best moral system?
8. 8 What are numbers?
9. 9 The liar
10. 10 Zeno’s paradoxes
11. 11 Sorites
12. 12 Buridan’s ass
13. 13 The surprise test
14. 14 The lottery
15. 15 Meno’s problem
16. 16 Moore’s puzzle
17. 17 Hotel Infinity
18. 18 Beetle in a Box
19. 19 The Trolley Problem
20. 20 The Experience Machine
21. 21 The Ship of Theseus