There is no desire that anyone holds for any other reason than that they believe they will feel better in the achievement of it. Whether it is a material object, a physical state of being, a relationship, a condition, or a circumstance - at the heart of every desire is the desire to feel good. And so, the standard of success in life is not the things or the money - the standard of success is absolutely the amount of joy you feel.

Manifest Your Desires: 365 Ways to Make Your Dreams a Reality (ed. 2009)