I don't have my diploma from the University of Nebraska hanging on my office wall, and I don't have my diploma from Columbia up there either-but I do have my Dale Carnegie graduation certificate proudly displayed.
Warren BuffettEverybody's got a different circle of competence. The important thing is not how big the circle is. The important thing is staying inside the circle.
Warren BuffettManagers thinking about accounting issues should never forget one of Abraham Lincoln's favorite riddles: How many legs does a dog have, if you call a tail a leg? The answer: Four, because calling a tail a leg doesn't make it a leg.
Warren BuffettThe strategy we've adopted precludes our following standard diversification dogma. Many pundits would therefore say the strategy must be riskier than that employed by more conventional investors. We disagree. We believe that a policy of portfolio concentration may well decrease risk if it raises, as it should, both the intensity with which an investor thinks about a business and the comfort-level he must feel with its economic characteristics before buying into it.
Warren Buffett