I am not a Stephen Colbert fan. But, I like his quote below. In politics it is extremely poignant as people throw words at or about you constantly. So, his quote is a good one to live by.
Quote on July 13, 2011

If you don't give power to the words that people throw at you to hurt you, they don't hurt you anymore. Stephen Colbert, 2011
http://chumly.com/n/1dce2f0