-Why do people like scary movies? 

-What does your bedroom say about your personality?

-Is the Myers-Briggs legit?

-How do men and women differ in terms of personality?

-Why do people choose to suffer?

-Why do people like art?

-Why do some people like exercising?

-Why do religious rituals sometimes involve pain?

-What can you know about someone after meeting them briefly?

-Why was someone willing to pay hundreds of dollars for Britney Spears' chewed up bubblegum?