Nobody starts out knowing everything. You have to start at the bottom and pick people’s brains. When I got out of the service, I became a sheet-metal welder. I was an apprentice for five years. I found out who the top people were in my trade, and I asked to work with them. I asked them a lot of questions. How can we do this a little faster, a little cheaper, a little better? Once they know where you’re coming from, they open up.