Explain yourself to at least one older relative or mentor.

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It sounds esoteric, but as soon as you can find an example in history it becomes easier to explain to yourself, the actor and the director.

WSJ: The Columnists | WSJ. Magazine May 2013

It was an unbelievable experience which is impossible to explain unless you have children yourself.

BBC: SPORT | Football | Kevin Nolan column

Be able to explain your business model to yourself, then to others.

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