The secrets of success have been talked about for years. Successful people throughout the ages understood them, but it wasn’t until personal development that they were put on paper and taught at seminars.
I was introduced to this concept a few years ago as I was looking through a book on my brother-in-law's desk. The book was called "The Seven Habits of Highly Effective People" written by Stephen Covey. His system advocates the use of four quadrants to.
"You have to decide what your highest priorities are and have the courage - pleasantly, smilingly, nonapologetically - to say 'no' to other things. And the way to do that is by having a bigger 'yes' burning inside" - Stephen Covey