One should have a wide variety of assets in one's portfolio. And oil, by the way, is a particularly important asset to have in one's portfolio because we need it, and the economy thrives on it.
I think that a lot of people in all walks of life have the impression, of course, that, 'I specialize in something. I can't - I don't have the time to read other things. I'll just go to pure entertainment when I'm relaxing, and then I'll come back to my pure specialty.' That produces - that attitude produces idiot savants, unfortunately.
As a child, I was fascinated by any branch of physical or biological science. Even today, I find great excitement in discovering the complexity and variability of the world we live in, getting a glimpse into the deeper reality that we mostly ignore in our everyday human activities.
Critics of 'economic sciences' sometimes refer to the development of a 'pseudoscience' of economics, arguing that it uses the trappings of science, like dense mathematics, but only for show.
Finance is not merely about making money. It's about achieving our deep goals and protecting the fruits of our labor. It's about stewardship and, therefore, about achieving the good society.
Speculative markets have always been vulnerable to illusion. But seeing the folly in markets provides no clear advantage in forecasting outcomes, because changes in the force of the illusion are difficult to predict.