One thing is certain for you and I; we are prone to error in our judgments and assessments of situations, events, and people. Since this is the case it is crucial that we have some mechanism available to correct these errors and get back on the right intellectual course.
All moving objects created by man have mechanisms for course correction. Radar and sonar are used for just such purposes as well as being useful for detecting and tracking other objects.
The mechanism for course or error...