Does Age Quash Our Spirit of Adventure?

Does Age Quash Our Spirit of Adventure?
[15 August 2006 - All Things Considered] Robert Sapolsky, a distinguished neuroscientist in his 40s, had a young assistant who played different music every day, from Sonic Youth to Minnie Pearl. That made Sapolsky crazy -- and curious about why his aging ears still crave the music he loved in college. Is there a certain age when the typical American passes from the novelty stage to utter predictability? More