Quote from : Making Ideas Happen: Overcoming the Obstacles Between Vision and Reality Book

Whether it means prizing the value of lessons learned, building games into your creative process, or getting gifts upon certain milestones of achievement, self-derived rewards make a big difference…You cannot ignore or completely escape the deeply ingrained short-term reward system within you. But you can become aware of what really motivates you and then tweak your incentives to sustain your long-term pursuits.