The third helpful notion is that it is not enough to think problems through forward. You must also think in reverse, much like the rustic who wanted … - Charlie Munger

" "

The third helpful notion is that it is not enough to think problems through forward. You must also think in reverse, much like the rustic who wanted to know where he was going to die so that he’d never go there. Indeed, many problems can’t be solved forward. And that is why the great algebraist Carl Jacobi so often said, “Invert, always invert,” and