People in this world do a lot of things based on fear. "Nothing is so much to be feared as fear itself", is a great quote explaining why people act on fear. Fear is something to be feared because, a lot of people will not think before they act. People base decisions on what is scaring them.

There are a lot of rational fears. One example is your neighborhood. Nobody wants to walk down to the corner store and get shot. Money and Drugs fuel violence on the streets. You feel the best if you're safe. It is perfectly rational to fear the neighborhood your in, by what you see and hear. If you hear gun shots more than you hear doorbells, why would you want to go outside to play? This is a very rational fear. Another rational fear is the fear of using electrical appliances in...