The more we study human behavior, the more the patterns become clear. When we do something good, we give ourselves credit. When we do something bad, we search for excuses. Our lives are not based on the truth, but an understanding of the truth, which helps us function in the world. We have two systems of thinking. One system helps us see the world and make decisions that are in our self-interest. The other system, creates stories about the actions we take. We are a walking contradiction – we value the truth and tell lies. That is part of who we are.
The following article describe this paradox in detail.