In talking with people, don't begin by discussing the things on which you differ. Begin by emphasizing and keep on emphasizing the things on which you agree. A "No" response, according to prof. Overstreet is a most difficult handicap to overcome. When you have said " No ", all your pride of personality demands that you remain consistent with yourself. You may later feel that the " No " was ill advised. The skillful speaker gets at the outset, a number of "yes" response.