http://io9.gizmodo.com/5945801/8-philosophical-questions-that-well-never-solve
1. Why is there something rather than nothing?
2. Is our universe real?
3. Do we have free will?
4. Does God exist?
5. Is there life after death?
6. Can you really experience anything objectively?
7. What is the best moral system?
8. What are numbers?
