- Why do I get tired of talking so quickly? I'm giving a lecture and I feel like I'm having a hard time talking. This is my favorite topic, but it takes me 3 minutes.
- Why is it that when you blow on a wound, it doesn't hurt so much?
- What is "new sincerity" and "new seriousness" in simple words?
- Why do people in different countries see the same historical events differently?
- How well can you "pump" your memory if you learn a new poem every day for a year?