Even in pure mathematics they can't remove all paradox, and the rest of us should also recognize we are going to have to endure a lot of paradox, like it or not.
Charlie MungerYou must know the big ideas in the big disciplines, and use them routinely - all of them, not just a few. Most people are trained in one model - economics, for example - and try to solve all problems in one way. You know the old saying: to the man with a hammer, the world looks like a nail. This is a dumb way of handling problems.
Charlie MungerDerivative trading with mark-to-market accounting degenerates into mark-to-model. Two firms make a big derivative trade and the accountants on both sides show a large profit from the same trade.
Charlie Munger...People need to ask, "How do I play the hand that has been dealt me?" The world is not going to give you extra return just because you want it. You have to be very shrewd and hard working to get a little extra. It's so much easier to reduce your wants. There are a lot of smart people and a lot of them cheat, so it's not easy to win.
Charlie Munger