There is a close logical connection between the concept of a safety margin and the principle of diversification.
Benjamin GrahamTo establish the right price for a stock, the market must have adequate information, but it by no means follows that is the market has this information it will thereupon establish the right price.
Benjamin GrahamThe most striking thing about Graham's discussion of how to allocate your assets between stocks and bonds is that he never mentions the word "age".
Benjamin Graham