Speculative stock movements are carried too far in both directions, frequently in the general market and at all times in at least some of the individual issues.
Benjamin GrahamThe purpose of this book is to supply, in the form suitable for laymen, guidance in the adoption and execution of an investment policy.
Benjamin GrahamMathematics is ordinarily considered as producing precise and dependable results; but in the stock market the more elaborate and abstruse the mathematics the more uncertain and speculative are the conclusions we draw there from. Whenever calculus is brought in, or higher algebra, you could take it as a warning that the operator was trying to substitute theory for experience, and usually also to give to speculation the deceptive guise of investment.
Benjamin GrahamThe best way to measure your investing success is not by whether you're beating the market but by whether you've put in place a financial plan and a behavioral discipline that are likely to get you where you want to go.
Benjamin Graham