It takes considerable knowledge just to realize Posted on December 16, 2012December 16, 2007 by admin “It takes considerable knowledge just to realize the extent of your own ignorance.” — Thomas Sowell Author: Thomas Sowell Category: knowledge Tags: knowledge, Thomas Sowell Spread the love Related posts: Prices are important not because money is Behind the man is the Tree of True knowledge lies in knowing how to How pathetically scanty my self-knowledge is compared