The value of any investment is, and always must be, a function of the price you pay for it.
Benjamin GrahamThere is no reason to feel any shame in hiring someone to pick stocks or mutual funds for you. But there's one responsibility that you must never delegate. You, and no one but you, must investigate whether an adviser is trustworthy and charges reasonable fees.
Benjamin GrahamPrice fluctuations have only one significant meaning for the true investor. They provide him with an opportunity to buy wisely when prices fall sharply and to sell wisely when they advance a great deal.
Benjamin GrahamA speculator gambles that a stock will go up in price because somebody else will pay even more for it.
Benjamin Graham