When you don't know that you don't know, it's a lot...
When you don't know that you don't know, it's a lot different than when you do know that you don't know.
![Bill Parcells Quote About Basketball, Sports, Different: When You Dont Know That...](http://qt.azureedge.net/resources/quotes-images-large/when-you-dont-know-that-you-dont-know-its-a-lot-different-than-when-you-do-kn-f9b8e9f38cd476968039ea0476dae426.jpg)
When you don't know that you don't know, it's a lot different than when you do know that you don't know.