Since the first appearance of mankind humans have used fear as a tool to survive; fear tells people when to run away, fear tells people to be aware of our surroundings to avoid danger, and fear tells people not to repeat harmful mistakes. But just like anything, too much of a good thing can be detrimental, and too much fear is detrimental to society as a whole. When primitive humans began to appear on the African savannas humans used fear to keep them alive,now fear is not used to keep humans alive but instead it is used to control and manipulate people.In modern times dictators such as Adolf Hitler have used fear to exploit and keep civilians in check, in the case of Hitler he used the hatered and fear of Jews to manipulate the German populas,on