The 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 BuffettYou really don't need leverage in this world much. If you're smart, you're going to make a lot of money without borrowing. I've never borrowed a significant amount of money in my life. Never. Never will. I've got no interest in it.
Warren BuffettWe try to buy businesses with good-to-superb underlying economics run by honest and able people and buy them at sensible prices. That's all I'm trying to do.
Warren BuffettIn a bull market, one must avoid the error of the preening duck that quacks boastfully after a torrential rainstorm, thinking that its paddling skills have caused it to rise in the world. A right-thinking duck would instead compare its position after the downpour to that of the other ducks on the pond.
Warren Buffett