Make a man laugh a good hearty laugh, and you've paved the way for friendship. When a man laughs with you, he, to some extent, likes you.
Dale CarnegieIf you argue and rankle and contradict, you may achieve a victory sometimes; but it will be an empty victory because you will never get your opponent's good will.
Dale CarnegieWhen Theodore Roosevelt was in the White House, he confessed that if he could be right 75 percent of the time, he would reach the highest measure of his expectation. . . . If that was the highest rating that one of the most distinguished men of the twentieth century could hope to obtain, what about you and me?
Dale Carnegie