A stock is not just a ticker symbol or an electronic blip; it is an ownership interest in an actual business, with an underlying value that does not depend on its share price.
Benjamin GrahamThe true investor... will do better if he forgets about the stock market and pays attention to his dividend returns and to the operation results of his companies.
Benjamin GrahamNever buy a stock immediately after a substantial rise or sell one immediately after a substantial drop.
Benjamin GrahamThe investor who permits himself to be stampeded or unduly worried by unjustified market declines in his holdings is perversely transforming his basic advantage into a basic disadvantage.
Benjamin Graham