The weakest living creature, by concentrating his powers on a single object, can accomplish good results while the strongest, by dispersing his effort over many chores, may fail to accomplish anything. Drops of water, by continually falling, hone their passage through the hardest of rocks but the hasty torrent rushes over it with hideous uproar and leaves no trace behind.
Og Mandino (1923 - 1996) was a "sales guru" and author of the bestselling book The Greatest Salesman in the World. His works, based on fundamental Christian beliefs, were also heavily influenced by the likes of Napoleon Hill. Mandino remains one of the most inspirational best-selling authors today. His books have sold over 50 million copies and have been translated into over twenty-five different languages. He was the president of the magazine Success Unlimited until 1976 and has been inducted into the National Speakers Association Hall Of Fame.