What if you were to have a questionnaire that contained very specific definitions for your ‘E,I,S,N,T,F,J,P’ test, then hand this test to a wide sampling of people (friends, coworkers, casual acquaintances, family, total strangers, etc.) and ask them to assess what percentage of the definitions applied to you, the scores would be all over the map.

Why, because your personality isn’t really yours; it’s the opinion of someone else, at a given moment in time, under a specific set of circumstances.