MBTI or Meyers-Briggs Personality Theory started in the early 1900's and evolved through the years into a self-analyzing tool that in some circles is cult-like. Originally started as a means to understand one's affinities and abilities in the their career, it still has yet to reach its potential in the workforce.
Dear Myers-Briggs Type Indicator: Do you remember the day we met? Our first date was magical: I opened up to you like I had never done with anyone before. In return, you opened my eyes to a whole new way of seeing the world. We had so much in common back then. Sadly, as the months passed, we started to grow apart.