Is enthusiasm important in selling? Yes, genuine, heartfelt enthusiasm is one of the most potent factors of success in almost any undertaking.
Dale CarnegieNeither you nor I nor Einstein nor the Supreme Court of the United States is brilliant enough to reach an intelligent decision on any problem without first getting the facts
Dale CarnegieWhat is the answer to this fatigue? Relax! Relax! Relax! Learn to relax while you are doing your work!
Dale Carnegie