- Heroism vs. incremental process: choosing will choose your life for you
- Do you disappear when you die? And does it matter? And are those voices coming from the dead?
- How many pieces of information can you play with in your brain? Do you have a keyhole view of the world?
- On how you are like an ape, and on how you are not like an ape
- The puzzle of human evolution, of human health, how are we doing as a species?