Sales are contingent upon the attitude of Posted on April 4, 2014April 4, 2009 by admin “Sales are contingent upon the attitude of the salesman – not the attitude of the prospect.” — W. Clement Stone Author: W. Clement Stone Category: attitude Tags: attitude, W. Clement Stone Spread the love Related posts: Like success, failure is many things to Your attitude, not your aptitude, will determine Take the attitude of a student, never It is our attitude at the beginning