Everyone seems to be addressing the finance part of it without the "growing intellectually" part of it. I've been fortunate to be surrounded by economists my wh

Everyone seems to be addressing the finance part of it without the "growing intellectually" part of it. I've been fortunate to be surrounded by economists my whole life. Economists are also tremendous historians; reading a lot of history and recasting what you know about history into economic frameworks will greatly sharpen your intellectual abilities. As with most things involving learning, having and seeking out intellectual peers is a valuable way to challenge all your ideas.