Individualism, ancient and modern

It is not important to choose the salient or trivial aspects of the contradiction between the external life we ​​live and our thoughts and feelings, or at least what we call our beliefs and feelings. The important question here is: What is the reason for this division and contradiction? There is, of course, a group that attributes the reason to the fact that people, being generally children in the guise of men, or inactive morons, are only expected to play the roles they are entrusted to pe...