“So in other words, knowledge– know it alls are kind of… stupid and the fact that they think they know it all.  Really knowledgeable and smart people are those that are open– they open their mind to learning… all the time.  And so if you don’t know something then you say, “Oh, tell me about that!” you know?  You don’t just act like you know it already.”

Conclusion:

This was told to me by my Dad’s friend, Evan.  He says his mother used to tell him little sayings like this all the time.  He says that this one stuck with him more because he’s found it to be the most applicable in the different stages of his life.  He explains that the jist of this saying is that you have to accept your lack of knowledge on a subject before you can really start learning about it.