Related:

• He who knows how to be poor knows everything. Jules Michelet, (1798-1847)
• He who knows not and knows that he knows not is ignorant.
  Teach him. He who knows not and knows not that he knows not is a fool....
• An expert is one who knows more and more about less and less until he knows absolutely nothing about everything.
• An expert is one who knows more and more about less and less until he knows absolutely everything about nothing.
• He knows not how to know who knows not also how to unknow. -- Sir Richard Burto
• That guy Ibid, he thinks he knows everything!
• Weber's Definition: An expert is one who knows more and more about less and less until he knows absolutely everything about nothing.
• The person who quite clearly knows nothing but thinks that he knows absolutely everything has a very distinct orientation toward a political career.