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 BuffettIf you owe money, you can't pay them out. You just pay for everything, you do smart things, you eventually get very rich.
Warren BuffettI put heavy weight on certainty. It's not risky to buy securities at a fraction of what they're worth.
Warren Buffett