If you know what desired emotion your habit will create, use willpower to start the habit enough for your emotional system to feel that reward, which will motivate you to keep doing it, now without the mental effort willpower required. (inc.com)
For example, when a bungee cord hook was snapped and stabbed my 5 - year - old son in his eyeball, my first desired emotion: to hysterically freak out and run away. (modernmom.com)