So in the game of life, get the needed models into your head and think it through forward and backward. What works in bridge will work in life. - Charlie Munger

We all know of individuals, modern Ben Franklins, who have 1) achieved a massive multidisciplinary synthesis with less time in formal education than is now available to our numerous brilliant young, and 2) thus become better performers in their own disciplines, not worse, despite diversion of learning time to matter outside the normal coverage of their own disciplines.

reality evoked by the Shavian character who said, “In the last analysis, every profession is a conspiracy against the laity.

Neither Warren nor I have ever used any fancy math in business — and neither did Ben Graham who taught Warren. Everything I have ever done in business could be done with the simplest algebra and geometry and addition and multiplication and so forth. I never used calculus for any practical work in my whole damn life — and I was a perfect whiz at it when they taught it to me.