Interesting article.
http://youarenotsosmart.com/2011/06/10/the-backfire-effect/
The human understanding when it has once adopted an opinion draws all things else to support and agree with it. And though there be a greater number and weight of instances to be found on the other side, yet these it either neglects and despises, or else-by some distinction sets aside and rejects, in order that by this great and pernicious predetermination the authority of its former conclusion may remain inviolate
- Francis Bacon
When your deepest convictions are challenged by contradictory evidence, your beliefs get stronger.
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Unless each day can be looked back upon by an individual
as one in which he has had some fun, some joy, some
real satisfaction, that day is a loss.