A great many people conclude that something can't be evil if they are profiting from it - 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

Richard Feynman as follows: “The first principle is that you must not fool yourself, and you’re the easiest person to fool.

Two partners that I chose for one little phase of my life had the following rule: They created a little design/build construction team, and they sat down and said, two-man partnership, divide everything equally, here’s the rule; “Whenever we’re behind in our commitments to other people, we will both work 14 hours a day until we’re caught up.”

Well, needless to say, that firm didn’t fail. The people died rich. It’s such a simple idea.