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Not knowing what you do not know is most dangerous (Type I & Type II ignorance)

by Wilfred Ling on June 9, 2010

Photo by DerrickT

Photo by DerrickT

There are two types of ignorance. The first type of ignorance is: Knowing what you do not know. For example, I know I do not know anything about sailing. Don’t ask anything about sailing because I know I am completely ignorant about it. I label this as “Type I” ignorance. For Type I ignorance, if someone ask me about sailing, I’ll confess I am ignorant. The other party knows I am ignorant. If one day I need to do sailing, I’ll immediately seek help from someone who knows sailing. There is no pretence of knowing about the subject matter because of being self-aware of ignorance. Read more…


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