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What is an example of something that you don't know you don't know?

There are 1. Things you know, 2. Things you don't know, 3. Things you know you don't know, 4. Things you don't know you don't know. I need examples of "things you don't know you don't know".

2 Answers

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  • 6 years ago
    Favorite Answer

    That's a trick question, because if you find something that you don't know that you don't know then it instantly becomes something that you do know that you don't know. Thus any answer given is automatically invalid. It's impossible to answer.

  • 6 years ago

    aren't three and four subsets of 2?

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