I think when you're looking for people to interview, you want to make it fair and honest. You're not just bringing people on so you can beat them up or, you know, make fools out of them or something.
What I learned most was how to tell a story in 15 seconds or 30 seconds or 60 seconds - to have some kind of goal of what to try to do and make it happen in that time.
During my eighty-seven years I have witnessed a whole succession of technological revolutions. But none of them has done away with the need for character in the individual or the ability to think.