There are two kinds of investors, be thay large or small: those who don't know where the market is headed, and those who don't know that they don't know.
![There are two kinds of investors, be thay large or small: those who don't know where the market is headed, and those who don't know that they don't know.](http://cdn.myquotes.org/images/william-j-bernstein/there-are-two-kinds-of-investors-be-thay-large-or-small-those-who-dont-know-where-the-market-is-headed.jpg)
There are two kinds of investors, be thay large or small: those who don't know where the market is headed, and those who don't know that they don't know.