The essence of Charlie Munger's investment philosophy: We prefer to put big money into places where we don't have to make another decision. If you buy something because it's undervalued, then you have to think about selling it when it approaches your calculation of its intrinsic value. That's hard. But if you can buy a few great companies, then you can just sit on your ass. That's a very good thing. To me, Tesla and SpaceX are the ones for long…