Graham wrote that the owner of stocks should regard them first and foremost as conferring part ownership in a business. With that perspective in mind, the stock owner should be unconcerned with erratic fluctuations in stock prices, since in the short term the stock market behaves like a voting machine, but in the long term it acts like a weighing machine (i.e. its true value will be reflected in its stock price in the long run).

Graham distinguished between defensive and enterprising investors. The