It is our argument that a sufficiently low price can turn a security of mediocre quality into a sound investment opportunity - provided that the buyer is informed and experienced and he practices adequate diversification. For, if the price is low enough to create a substantial margin of safety, the security thereby meets our criterion of investment.
Benjamin GrahamThe market is a pendulum that forever swings between unsustainable optimism (which makes stocks too expensive) and unjustified pessimism (which makes them too cheap). The intelligent investor is a realist who sells to optimists and buys from pessimists.
Benjamin GrahamAvoid second-quality issues in making up a portfolio unless they are demonstrable bargains.
Benjamin GrahamAlways remember that market quotations are there for convenience, either to be taken advantage of or to be ignored.
Benjamin Graham