Psychology and MBTI

In a book called The Culture Code, the author Clotaire Rapaille explained that the French don't obsess over infidelity like Americans.

According to Rapaille, this obsession America has with cheating and infidelity is not universal. Some cultures don't fuss over it nearly as much as we do. The reason, apparently, is that these other cultures are much much older than Americas. And so they have already figured out how to deal with the natural proclivity to philander and play around....