I'm definitely a Sam and I say, don't be surprised, people with high intelligence try things. For instance, Sherlock used to depend on coke, and that only started with curiosity on trying to figure out what it does with ones' body.
“I run because if I didn’t, I’d be sluggish and glum and spend too much time on the couch. I run to breathe the fresh air. I run to explore. I run to escape the ordinary. I run…to savor the trip along the way. Life becomes a little more vibrant, a little more intense. I like that.” ― Dean Karnazes, Ultramarathon Man: Confessions of an All-Night Runner