My wife being a trainer helps, because when I'm at home, everything we keep at the house is pretty healthy.
Finding oil is a multidisciplinary science. You need a lot of people - statisticians, engineers, and geologists, of course. And what I have learned in the past 30 years is that I read people better than I read books.
Since the day of the air, the old frontiers are gone. When you think of the defense of England you no longer think of the chalk cliffs of Dover; you think of the Rhine.