Quotes from William Bernstein

William J. Bernstein and Robert D. Arnott, "Earnings Growth: The Two Percent Dilution," Financial Analysts Journal 59:5 (September/October, 2003): 47–55.

It's human nature to find patterns where there are none and to find skill where luck is a more likely explanation.

There are only two kinds of investors: those who don't know where the market is headed, and those who don't know that they don't know. Then again, there is a third kind: those who know they don't know, but whose livelihoods depend on appearing to know.