It's very difficult for any particular segment of the stock market to sustain superior performance. The watch word for our financial markets is, "reversion to the mean" i.e. what goes up must come down, and it's true more often than you can imagine.
John C. BogleThe courage to press on regardless - regardless of whether we face calm seas or rough seas, and especially when the market storms howl around us - is the quintessential attribute of the successful investor.
John C. BogleInvesting is not nearly as difficult as it looks. Successful investing involves doing a few things right and avoiding serious mistakes.
John C. Bogle