"The termination of the civil war between Caesar and Pompey forms a new epoch in the Roman History, at which a Republic, which had subsisted with unrivaled glory during a period of about four hundred and sixty years, relapsed into a state of despotism, whence it never more could emerge. So sudden a transition from prosperity to the ruin of public freedom, without the intervention of any foreign enemy, excites a reasonable conjecture, that the constitution in which it could take place, however vigorous in appearance, must have lost that soundness of political health which had enabled it to endure through so many ages."
John Gittinger designed the PAS (Personality Assessment System). This is an extraordinary method to evaluate human behavior and predict their future behavior. As far as we know, most of the PAS is still classified SECRET. The PAS is based on the ability to differentiate different types of people.
The differences between indoctrination and education. How to spot textbook propaganda one can easily overlook.