I find it quite useful to think of a free-market economy - or partly free market economy - as sort of the equivalent of an ecosystem. Just as animals flourish in niches, people who specialize in some narrow niche can do very well.
Charlie MungerIf you skillfully follow the multidisciplinary path, you will never wish to come back. It would be like cutting off your hands.
Charlie MungerIf we mix only a moderate minority share of turds with the raisins each year, probably no one will recognize what will ultimately become a very large collection of turds.
Charlie Munger