I don't think telling people who find a subject difficult that it is easy is very convincing. Recursion seems fairly straightforward to me if you think about i

I don't think telling people who find a subject difficult that it is easy is very convincing. Recursion seems fairly straightforward to me if you think about it in terms of how it's typically implemented (the stack and jumps), but that's not quite the mathematical way of thinking about it, I suppose.