Increasing Your Margin of Safety

THEY WORKED WITH HIGHLY FLAMMABLE MATERIALS. They worked with tools and contraptions that could maim or kill. They trapped themselves underwater, on purpose. And they blew up a lot of stuff. All in the name of science, education, and entertainment. They were the...

Don’t Take the Road to Trouble

I’VE GOTTEN A LOT OF LETTERS from a lot of people over the years saying things like, “You know, Bob, you’re suggesting we come out and spend time on public land, but what happens if I go out there and break down, or I go out there and go for a walk and I fall and...