"If you can't explain it to a six year old, you don't understand it yourself."
If You Cant Explain It To A Six Year Old You Dont
If you can't explain it to a six year old, you don't understand it yourself.
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"We are in the position of a little child entering a huge library, whose walls are covered to the ceiling with books in many different languages. The child knows that someone must have written those books. It does not know who or how. It does not understand the the languages in which they are written. The child notes a definite plan in the arrangement of the books, a mysterious order, which it does not comprehend but only dimly suspects."
"It is impossible for a man to learn what he thinks he already knows."