 As you got older, I know you both still enjoyed those adventures and you also both became experts in your field. I know your brother in particular, Scott was a real kind of maths prodigy, wasn't he? He was very gifted. Tell me about that. He really was one of the best of his generation. And when we were young, we didn't think much of it. Both of us were handy with math. But when he got to high school, his high school teacher almost immediately