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Further to Bill's comments, I might add Frank Knight's "First Law of  
Talk": 
 
Bad talk drives out good talk. 
 
(From "The Case for Communism: From the Standpoint of an Ex- 
liberal," originally presented in 1932, and published in an archival  
supplement to Research in the History of Economic Thought and  
Methodology, edited by Warren Samuels, in 1991).   
 
Ross Emmett 
Augustana University College 
 
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