08/25/2009 05:12 am ET | Updated May 25, 2011

Limbaugh: I Get High Ratings From 'Being Positive' (VIDEO)

On Fox News last night, Rush Limbaugh noted Aug. 1 marks his 21st anniversary of being on air. When host Greta Van Susteren asked him what his "secret" is to his "amazing" "longevity," Limbaugh replied that it's his "positive" and "inspiring" messages:

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