An effective speaker knows that the success or failure of his talk is not for him to decide - it will be decided in the minds and hearts of his hearers.
Dale CarnegieIn a Nutshell - Fundamental Techniques In Handling People; Principle 1 - Don't criticize, condemn or complain; Principle 2 - Give honest and sincere appreciation; Principle 3 - Arouse in the other person an eager want.
Dale Carnegie