I find the following quote to so simply describe my problem with humanity's arguments and self delusions. It is applicable in almost every argument from family, political, and religious arguments, to our daily view on life and self justification.
"I have become somewhat obsessed with it," he said. Even if the interactions don't usually go beyond two emails, he never tires of hearing the responses. "It's the depths of their commitment that's so amazing, that they will go to such mental contortions to try to think of a way to preserve their beliefs in spite of evidence to the contrary."http://www.theawl.com/2012/09/nasa-apocalypse-expert
If only people had the capability to accept the facts, admit that they are wrong, move on, and be positive.