An argument would have begun to steam and boil and sputter - and you know how arguments end. Even if I had convinced him that he was wrong, his pride would have made it difficult for him to back down and give in.
Dale CarnegieKeep your mind open to change all the time. Welcome it. Court it. It is only by examining and reexamining your opinions and ideas that you can progress.
Dale CarnegieThe man who grasps an opportunity as it is paraded before him, nine times out of ten makes a success, but the man who makes his own opportunities is, barring an accident, a sure-fire success
Dale Carnegie