Kipps

But, when stupid ideas involve other innocent people, it's different. 

If he'd tried to jump over a bridge that was being replace with no one around, that would've been different.

I believe "Russian Roulette" is also considered a "fun challenge, evaluated the risks, and decided his skill was sufficient to make it happen". Might not want to do it in front of innocent bystanders however.

I too have had motorcycles go under a Hagie on the highway. It's startling to say the least. But, when it's in print, 10 years after the fact, it sounds melancholy. It wasn't.