It is what we think we know already that often prevents us from learni >>
A fact in itself is nothing. It is valuable only for the idea attached >>
No man can reveal to you nothing but that which already lies half-asle >>
Only when he no longer knows what he is doing does the painter do good >>
Nothing is too small to know, and nothing too big to attempt. >>
It is what we think we know already that often prevents us from learning.